The Hong Kong Standards And Testing Centre Ltd (STC)

Water is the essence of life and we place great emphasis on the quality of water through STC extensive water quality testing services. Acquiring HOKLAS accreditation for tap water, drinking water, cooling tower water testing and more, our environmental analysis team can identify chemical, physical and microbiological parameters with reference to WHO, BP and GB standards to ensure safety compliance.  Additionally, the emission of hazardous substances into the air such as volatile organic compounds (VOCs) and formaldehyde have also become an increasing concern for public health. STC’s experienced chemists and state-of-the-art VOCs chambers can access and detect even trace amounts of hazardous substances in building materials, furniture, and home decorations.  Our Environmental Surveillance &amp; Analysis services include: Drinking Water Heavy metal analysis(e.g. lead, cadmium, chromium, nickel, copper, antimony, etc.)WHO standards, WSD Circular LetterPurified water in containers(BP 2017, GB 5749, GB 8537, FDA, etc.)Water Filter Performance TestingRadioactivityGuidelines for Drinking Water Quality(2007 ed.)Purified Water Water for Analytical Laboratory Use(ISO 3696)Quality Water Supply Schemes for Buildings–Fresh Water (Plus) Chemical and Microbial testing(e.g. iron, colour, conductivity, pH value, turbidity; coliform organisms, E. coli)Heavy metals(e.g. lead, cadmium, chromium, nickel)Guidelines on Cleansing &amp; Disinfection of Fresh Water Inside Service Chemical testing(e.g. colour, conductivity, pH value, turbidity, free residual chlorine)Microbial testing(e.g. count of E. coli, heterotrophic plate count)Waste Water &amp; Cooling Tower Water Chemical analysis(e.g. BOD5, COD, Odor, Oil and grease content, SV30, etc.)Metal content(e.g. lead, cadmium, chromium, nickel)Microbial testing(e.g. coliform organisms, E. coli, fecal coliforms, Heterotrophic plate count, Legionellapneumophila, etc.)Air Quality Microbial quality testing(e.g. particle count, airborne bacteria, yeast and mould count, etc.)Volatile Organic Compounds VOCs(e.g. dichloromethane, methylethyl ketone (MEK), toluene, benzene, etc.)Formaldehyde Compliance(ASTM D5582, ASTM D6007, ASTM E1333, CARB/EPA TSCA Title VI, EN717-3, EN120)Plastic Testing Identification and Conditioning testingChemical analysis(e.g. bis-phenol A, PAHs, phthalates, etc.)Metal Testing Alloy Composition TestingCorrosion Testing(e.g. salt spray, etc.)Nickel ReleaseMetal ImpurityIf you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/contact 

Environmental Analysis

Founded in 1963, Hong Kong Standards and Testing Centre (STC) provides a wide range of professional testing services for proprietary Chinese medicine, Chinese Materia Medica, pharmaceutical products, food, microbiological quality and cosmetics, environmental testing as well as "STC tested" Mark Certification. 

Chinese Medicine & Chinese Raw Herb testing

STC is aSATRAaccredited testing laboratory with extensive experience in leather and footwear testing. We provide our customers consistent quality assurance and peace of mind that their products are safety compliant and ready for the market.Our comprehensive testing capabilities extends to all types of leather products and footwear including children’s, athletic, and leather shoes.Our Leather &amp; Footwear Testing services include:Leather Testing	Leather Identification(ISO 17131)	Flex Endurance Performance of Leather(BS 6159, M&amp;S, SATRA)Physical Performance Evaluation	Whole Shoe, Upper Insole &amp; Outsole	Slip Resistance Testing(BS EN ISO 13287, JIS, SATRA)	Hazardous Chemicals Analysis(BS EN 1122, BS EN ISO 3071, DIN 54231,LFGB § 64 BVL B 82.02.9, JIS)	Waterproof Testing(ASTMD2099, SATRA)	Washability Testing(SATRA)	Flammability Testing(SATRA)If you have any further question, please feel free contact usor visit our website.

Leather and Footwear Testing

At STC, we offer comprehensive food contact materials testing services to assist manufacturers, suppliers and retailers ensure that products comply with relevant food contact material regulations in countries such as Europe, United States, China and Japan. We also offer quality and performance testing services to verify products claims and technical analysis for product improvements to meet industry standards and consumer expectations.   STC is the only testing laboratory in Hong Kong working in collaboration with industry leading laboratory LUCIDEON to provide reliable and specializedceramic testing and cookware testing services.  Ceramic Testing Metal Release(EU 84/500/EC, 2005/31/EC; US FDA 7117.05, 7117.06)Thermal Shock(ASTM C554, BS EN 1183)Microwave Safe(ASTM C1607, BS EN 15284)Dishwasher Safe(ASTM C676, BS EN 12875)Metal MarkingCookware Testing(BS EN 12983) Thermal HazardHeat ResistanceFatigue ResistanceTorque ResistanceBending StrengthPencil Hardness Test for CoatingPouringPlasticware Testing European UnionRegulation(EU No. 10/2011)United States(FDA 21 CFR 170-190)Japan(Food Sanitation Law)China(GB 4806)Cutlery Testing Cutlery for Preparation of Food(ISO 8442-1)Cutlery with Stainless Steel and Silver plating(ISO 8442-2)Table Cutlery with Non-metal Handles(BS 5577)Child-Use Cutlery and Feeding Utensils(BS EN 14372)Glassware Testing Annealing and Temper Number(ASTM C148)Thermal Shock(ASTM C554, BS EN 1183)Other Kitchenware &amp;Food Contact Material TestingItems Insulated Container Testing(e.g. insulated water flask) BS EN 12546Ovenware Testing(BS EN 13834)Toughened Glass Panels Testing(BS 3193)If you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/contact 

Food Contact Materials and Kitchenware Testing

STC provides extensive Consumer Product Testing services for a wide range of consumer products to ensure product safety and quality.&nbsp;We are accredited to conduct testing in accordance to international standards, such as the&nbsp;European Standards&nbsp;and&nbsp;Directives (e.g. REACH),&nbsp;The US Consumer Product Safety Commission (CPSC)&nbsp;and more.&nbsp;

  Fashion Accessories   	 STC provides testing services on fashion jewelry, hair accessories, eyewear, handbag and belts for both children and adults according to&nbsp;CPSIA, California Proposition 65 (CA Prop 65)&nbsp;and&nbsp;REACH&nbsp;requirements. 	 Lead content&nbsp;(CPSIA) 	 Phthalates&nbsp;(CPSIA and CA Prop 65) 	 Adult Jewelry Safety Standard&nbsp;(ASTM F2999) 	 Standard Specification for Consumer Product Safety for Children&rsquo;s Jewelry&nbsp;(ASTM F2923)    Cosmetic Products   	 Consumers are highly concerned over the quality of skin care products they use daily. STC offers heavy metal analysis, microbiological tests and sex hormones screening tests to ensure the safety and quality of cosmetic products.&nbsp;    Household Products   	 Antiseptic performance testing is one of the most common test for household products to determine the effectiveness of products on killing bacteria.  If you have any further question, please feel free contact us at&nbsp; enquiry@stc.group &nbsp;or visit our website:&nbsp; https://www.stc.group/en/contact 

Consumer Product Testing

All electrical and electronic products that manufacturers plan to sell in the United States must comply and meet relevant RF and EMC requirements under the&nbsp;Federal Communications Commission (FCC).

FCC&nbsp;testing and authorization involves two approval procedures - &#39;Certification&#39;&nbsp;and &#39;Supplier&rsquo;s Declaration of Conformity (SDoC)&#39;.

The approval procedure required to be used is specified in the applicable&nbsp;FCC&nbsp;rule part(s) that apply to the radio frequency functions of a device or an end product. In general, except when otherwise stated in a rule, intentional radiators(transmitters) arerequired to be approved using the certification procedure,and unintentional radiators (e.g.digital circuitry) are approved using the&nbsp;SDoC&nbsp;procedure.

STC&rsquo;s technical competence meets&nbsp;FCC&nbsp;requirements for various scopes of accreditation for testing performed in support of&nbsp;SDoC&nbsp;and Certification.

  FCC Recognized Accredited Scope   	 Unintentional Radiators&nbsp;(FCC Part15 Subpart B) 	 Intentional Radiators&nbsp;(FCC Part 15 Subpart C) 	 U-NII without DFS Intentional Radiators&nbsp;(FCC Part 15 Subpart E) 	 UWB Intentional Radiators&nbsp;(FCC Part 15 Subpart F) 	 White Space Device Intentional Radiators&nbsp;(FCC Part 15 Subpart H) 	 Industrial, Scientific, and Medical Equipment&nbsp;(FCC Part 18)  If you have any further question, please feel free contact us at&nbsp; enquiry@stc.group &nbsp;or visit our website:&nbsp; https://www.stc.group/en/contact 

FCC Testing

General Foodstuffs Testing	Aerobic colony count / Anaerobic plate count	Coliform / Fecal Coliform	Enterobacteriaceae	Molds &amp; Yeasts Count	Mesophilic / Thermophilic Spore CountMooncake, Pastry &amp; Bread Testing(GB 19855, GB 7099)	Aerobic Plate Count(GB 4789.2)	Coliforms(GB 4789.3)	Moulds Count(GB 4789.15)	Salmonella(GB 4789.4)	Shigella(GB 4789.5)	Staphylococcus aureus(GB 4789.10)Biotoxins- Seafood &amp; Shellfish Testing	Amnesic shellfish poison(ASP)	Diarrhetic shellfish poison(DSP)	Neurotoxic shellfish poison(NSP)	Paralytic shellfish poison(PSP)Antibacterial Assessment	Textile Materials(AATCC 100, AATCC 147, JIS L 1902)	Plastic(JIS Z 2801, ISO 22196)	Metal &amp; Ceramic Products(JIS Z 2801)	Assessment of Antimicrobial Activity(ASTM E2315)Antifungal Assessment	Textile materials and Fabrics(AATCC 30, ASTM D4576)	Plastic(ASTM G21)	Antimicrobial Effectiveness testing for Disinfectant or Sterilization ProductCosmetics Testing	Standard Plate Count, Fecal coliforms, Pseudomonas aeruginosa, Staphylococcus aureus(GB 7916)	Aerobic Bacterial Count, Thermotolerant coliform bacteria, Pseudomonas aeruginosa, Staphylococcus aureus(Molds &amp; Yeast Count Safety and Technical Standards for Cosmetics 2015)Disposable Products Testing	Sanitary Products(GB 15979)	Wooden Chopsticks(GB 19790.1)Toiletry Testing	Bathroom Tissue(Including base paper)(GB 20810)	Toilet Paper(QB 2500)Antibiotics-Resistant Bacteria	Extended-spectrum beta-lactamase producing bacteria (ESBL)	Methicillin-resistant Staphylococcus aureus (MRSA)Antibiotics-Sensitivity Testing (AST)	Aminoglycosides	Carbapenems	Cephalosporins	Fluoroquinolones	Glycopeptides	Lincosamides	Macrolides	Penicillins	Sulfonamides	TetracyclinesHygiene &amp; Sanitation	Swab Sampling &amp; Testing	Hygiene Audit	On-site Basic Food Hygiene TrainingIf you have any further question, please feel free contact us atenquiry@stc.groupor visit our website:https://www.stc.group/en/contact

Microbiology & Sanitation Testing

STC's Biocompatibility Testing services for medical devices includes:	Absorbent Incontinence Products  	Adhesives     	Blood Collection &amp; Storage Devices  	Bone Void Fillers  	Central Nervous System Implants	Combination Products 	Contact Lenses   	Dental Implants  	Devices Containing Antimicrobials	Device Raw Materials	Hemodialysis Disposables	Implantable Drug Delivery Devices  	Infusion / transfusion Devices	Intraocular Lenses	Laparoscopes &amp; Endoscopes  	Ocular Implants	Orthodontic Devices	Orthopedic Implants	Ostomy Devices	Reusable Devices	Surgical Gloves	Sutures	Syringes	Urinary Stents	Urologic Catheters	Vascular Catheters	Vascular Grafts	Vascular Stents	Ventricular Assist Devices	Wound Drainage Devices	Wound DressingsCytotoxicity Study Test (3 weeks lead time)	MTT Method(ISO 10993-5)	Agarose Overlay Method(ISO 10993-5 / USP 87)	Filter Diffusion Method(ISO 10993-5)	Direct Contact Method(ISO 10993-5 / USP 87)	MEM Method(USP 87)Irritation &amp; Skin Sensitization Test	Skim Sensitization Study (GPMT / Closed-patch)(ISO 10993-10) (6 - 8 weeks)	Skin Irritation Test(ISO 10993-10) (3 weeks)	Intracutaneous (Intradermal) Reactivity Test(ISO 10993-10 / USP 88)(3 weeks)	Oral Mucosa Irritation Test(ISO 10993-10) (8 - 10 weeks)	Vaginal Irritation Test(ISO 10993-10) (8 - 10 weeks)	Penile Irritation Test(ISO 10993-10) (8 - 10 weeks)	Rectal Irritation Test(ISO 10993-10) (3 months)	Ocular Irritation Test(ISO 10993-10) (3 - 4 weeks)Systemic Toxicity Test	Acute Systemic Toxicity Test(ISO 10993-11 / USP 88) (3 weeks)	Subacute Systemic Toxicity Test (14 days / 28 days)(ISO 10993-11) (6 or 8 weeks)	Subchronic Systemic Toxicity Test (90 days / 180 days)(ISO 10993-11) (5 or 8 months)	Pyrogen Test(ISO 10993-11) (3 weeks)Local Effects after Implantation Test(ISO 10993-6) (at least 4 weeks)	Implantation in Subcutaneous Tissue Test	Implantation in Muscle Test	Implantation in Bone TestInteractions with Blood Test (2 weeks)	Hemolysis Test(ISO 10993-4 / GB)	Hemolysis Test(ASTM F756)	APTT、PT、TT、FIB(ISO 10993-4 / GB)	Platelet Count Test	Complement Test(ISO 10993-4 / GB)	Thrombosis Test(in Vivo / in Vitro)(ISO 10993-4 / GB)Genotoxicity Test (ISO 10993-3)	Ames Test(8 weeks)	Mouse Lymphoma Assay Test(10 weeks)	Chromosome Aberration Test (10 weeks)If you have any further question, please feel free contact us atenquiry@stc.groupor visit our website:https://www.stc.group/en/contact

Biocompatibility Testing Services for Medical Devices

The Hong Kong Standards and Testing Centre provide a full range of professional testing, inspections and certification services according to your own specifications or major international standards.Testing services on product categories:	Chemical, Food &amp; Pharmaceutical Products	Textiles, Footwear, Furniture &amp; Materials	Electrical Products	Toys &amp; Children's Products	Medical Devices​Certification related testing and supporting services:	China Compulsory Certification (CCC)	Europe CE Mark	GCC G-Mark	Hong Kong OFCA Certification	Hong Kong Safety Mark	Japan Safe Goods (SG) Mark	Japan ST Mark	Japan PSE Mark	US CPSIA Certification	US FCC sDoCWe also provide a wide variety of inspection services for major consumer products including garment, toys, bag, footwear, electrical, electronic, watch and clock and sundry products. We also provide factory evaluation and audit services, such as Code of Conduct, Social Audit and LaboratoryAudit.

Testing Inspection Certification Service

 Toy Safety Testing 
STC offers comprehensive testing services to ensure the safety and regulatory compliance for toys and children&rsquo;s products entering the European market. Our European Toy Safety Testing services include:
&nbsp;
 The EU Toy Safety Directive 2009/48/EC 
All toys that are sold in the European Market must meet the standards set out in the EU Toy Safety Directive 2009/48/EC to ensure that the product is safe and fit for its purpose.
&nbsp;
 EN71 Testing  	 EN71 Part 1 &ndash; Physical and Mechanical Test 	 EN71 Part 2 &ndash; Flammability Test 	 EN71 Part 3 &ndash; Migration of Toxic Elements Test 	 EN71 Part 4 &ndash; Experimental Set for Chemistry 	 EN71 Part 5 &ndash; Chemical Toys (Sets) Other than Experimental Sets 	 EN71 Part 7 &ndash; Finger Paints 	 EN71 Part 8 &ndash; Swings, Slides &amp; Similar Activity Toys for Indoor &amp; Outdoor Family Domestic Use 	 EN71 Part 9 &ndash; Organic Chemical Compounds 	 EN71 Part 12 &ndash; Nitrosamines &amp; Nitrosatable substances 	 EN71 Part 13 &ndash; Fragrances in Certain Toys 	 EN71 Part 14 &ndash; Trampolines for Domestic Use  If you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/european-toy-safety

European Toy Testing EN71

Toy Safety TestingREACHToys and children’s products manufacturers, distributors, retailers and importers are responsible for compliance and managing the risks associated with their chemical uses under the Annex XVII of REACH directive which contains the list of restrictions on certain hazardous substances, mixtures and articles for their marketing and use on the European market.​STC offers comprehensive testing services to ensure the safety and regulatory compliance for toys and children’s products entering the European market. Our European Toy Safety Testing services include:REACH Annex XVII Testing	Azodyes &amp; Azocolorants	Benzene	Cadmium	DMF (Dimethylfumarate) (2011/135/EU)	Lead in Jewelry Products	Nickel and its compounds	Nonylphenol(NP) &amp; Nonylphenol Epoxyentes (NPE)	Organotin (DBT, TBT, TPhT, DOT)	PAHs (Polycyclic aromatic hydrocarbons)	Phthalates Content in Plasticized Materials	SCCP (Short Chain Chlorinated Paraffins)	TolueneIf you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/european-toy-safety

European REACH Toy Testing

EMC Toys TestingElectromagnetic Compatibility for Toys	Whole toy testing	AS/NZS CISPR 14, C-Tick(RF toys)	EN 55014-1/55014-2	RED (RF toys)	FCC Part 15 (RF toys)If you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/toys

EMC FCC Part 15 Toys Testing

 Toys Safety Testing  	 STC is an independent third-party testing and certification laboratory that has received recognition and accreditation from US Consumer Product Safety Commission (CPSC). Our testing capabilities for the US market not only cover Consumer Product Safety Improvement Act (CPSIA) requirements but also extend to other regulatory testing requirements such as ASTM F963 for toys and children&rsquo;s products  Our US Toy Safety Testing services include:

 CPSIA Testing  	 Lead in substrate (Sec. 101(a)) 	 Lead in Paint or Surface Coating (Sec. 101(f)) 	 8 Phthalates (DEHP, DBP, BBP, DINP, DIBP, DPENP, DHEXP (DnHP), DCHP) (16 CFR 1307)   ASTM F963 Testing  	 Physical &amp; Mechanical Testing 	 Flammability Testing 	 Soluble Heavy Metals Content 	 Total Lead content 	 Soluble Cadmium in Small Metallic Parts 	 Food Contact Articles Testing (FDA/21 CFR 170-189) 	 Labeling of Hazardous Art Material (LHAMA - ASTM D4236) 	 Battery Operated Toy Safety Testing 	 Stuffing Materials Cleanliness 	 Sound Level Testing 	 Magnetic Toy Testing 	 Toy Cosmetics, Liquids, Pastes, Putties, Gels and Powders&nbsp;  If you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/us-toy-safety

US CPSIA ASTM F963 Toys Testing

EMC Toys TestingElectromagnetic Compatibility for Toys	Whole toy testing	AS/NZS CISPR 14, C-Tick(RF toys)	EN 55014-1/55014-2	RED (RF toys)	FCC Part 15 (RF toys)If you have any further question, please feel free contact us at enquiry@stc.group or visit our website:https://www.stc.group/en/services/detail/toys

EMC EN 55014 Toys Testing

Phthalates content is limited in different countries or regionsFollowing phthalates are limited:	Diisobutyl Phthalate (DIBP)	Dibutyl Phthalate (DBP)	Benzyl Butyl Phthalate (BBP)	Bis(2-ethylhexyl) Phthalate (DEHP)	Di-isononyl Phthalate (DINP)	Di-isodecyl Phthalate (DIDP)	Di-n-octyl Phthalate (DNOP)	Dimethyl Phthalate (DMP)	Diethyl Phthalate (DEP)	Di-n-hexyl Phthalate (DNHP/DHEXP)	Di-n-pentyl Phthalate (DPENP)	Dicyclohexyl Phthalate (DCHP)If you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/toys

Toy Phthalates Testing

Toy Safety TestingJapan Food Sanitation Law (JFSL) - RegulatoryToys in Japan that are intended for children under the age of 6 and products that can be put into their mouths require mandatory compliance under the Japan Food Sanitation Law (JSFL) to ensure product safety.STC is a global independent third-party testing laboratory that has been recognized and accredited by Japan Ministry of Health, Labour &amp; Welfare (MHLW) as a foreign official laboratory capable of performing comprehensive testing and certification services under the Japan Food Sanitation Law (JSFL). Testing reports issued by STC are accepted by the Japanese Customs, quarantine stations in Japan.ST Standard - ST Mark SchemeThe Japan Toy Safety Standard (ST Standard) established by the Japan Toy Association (JTA) provides toy manufacturers, retailers and consumers additional safeguard on toys intended for play by children up to the age of 14 through the ST Mark schemePart 3 - Chemical Properties includes:	Coloring Matter	Evaporation Residue	Formaldehyde	Heavy Metals	Migration of Colouring Matters	Phenol	Potassium Permanganate Consumption	Phthalates (BBP, DBP, DEHP, DIDP, DINP &amp; DNOP)	Arsenic	Cadmium	Heavy elementsIf you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/japan-toy-safety

Japan Toy Testing ST Mark

Chemical for Toys and Children's Products EU Directive 2009/48/EC include:CMR Substances (Concentration Limits)	Cat 1A	Cat 1B	Cat 2Fragrances (Concentration Limits)Nitrosamines and Nitrosatable Substances (Migration Limits)Restricted Substances Listed in Appendix C of Annex II	TCEP	TCPP	TDCP	BPA	BIT	CMI	MI	CMI:MI	Formamide	PhenolIf you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/european-toy-safety

EU Directive 2009 48 EC Chemical Testing

Chemical for Electric Toys and Children's Products EU Directive 2011/65/EU: ROHS 2Following substances are restricted:	Lead	Cadmium	Chromium VI	Polybrominated Biphenyls (PBB)	Polybrominated Diphenyl (PBDE)	Bis (2Ethylhexyl) Phthalates (DEHP)	Butyl Benzyl Phthalate (BBP)	Dibutyl Phthalate (DBP)	Diisobutyl Phthalate (DIBP)	MercuryIf you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/european-toy-safety

EU ROHS Chemical Testing

 Japan Safe Goods Mark  	 The product scope for SG Mark certification covers a wide range of selected consumer products that could pose potential danger to human life or cause injuries in terms of their structure, material and or usage. Products bearing the SG Mark have met SG Standards that have been formulated based on the expertise and opinions of consumers, manufacturers, distributors, testing &amp; inspection institutes, and government offices to ensure safety compliance. 	 As a Consumer Product Safety Association (CPSA) accredited service provider, STC is your trusted partner for one stop comprehensive and professional services. We can assist manufacturers in ensuring product compliance with SG Standards and help manufacturers obtain SG Mark certification to enhance product competitiveness and accelerate grow in the Japanese market.   SG Mark Certification - Product Scope  	 Group 1. Product for Babies &amp; Infants 	 Group 2. Goods for the Aged 	 Group 3. Furniture &amp; Household Utensils 	 Group 4. Kitchen Utensils 	 Group 5. Equipment for Sport &amp; Leisure 	 Group 6. Fitness Equipment for Home Use 	 Group 7. Equipment for Bicycle &amp; Automobiles 	 Group 8. Others  If you have any further question, please feel free contact us at enquiry@stc.group or visit our website: https://www.stc.group/en/services/detail/Japan-SG-Mark-Certification

Japan Safety Testing SG Mark

The Hong Kong Standards and Testing Centre provide a full range of professional testing, inspections and certification services for customers in Hong Kong, mainland China and the global market.Provide professional testing service.	Full range of professional testing, inspections and certification services.	Suitable for different products, such as chemicals, food, electrical, textile, and others.	Accredited by China National Accreditation Service for Conformity Assessment (CNAS).	Accredited by Federal Communications Commission (FCC).	Accredited by Deutsche Akkreditierungsstelle GmbH (DAkkS).	For customers in Hong Kong, mainland China and the global market.

Professional Testing Service

Acquiring HOKLAS accreditation for tap water, drinking water, cooling tower water testing and more, STC environmental analysis team can identify chemical, physical and microbiological parameters with reference to WHO, BP and GB standards to ensure safety compliance.  Our Environmental Surveillance &amp; Analysis services include: Drinking WaterPurified WaterQuality Water Supply Schemes for Buildings–Fresh Water (Plus)Guidelines on Cleansing &amp; Disinfection of Fresh Water Inside ServiceWaste Water &amp; Cooling Tower WaterAir QualityPlastic TestingMetal TestingIf you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/contact 

Environment Analysis

We offer professional inspection services for customers. We cooperate with inspection bodies in Asia, Europe and USA. We have a well-experienced team to handle assorted assignments.    With worldwide co-operation with inspection bodies in Asia, Europe and USA.    Professional and reliable.

Inspection Service

We offer professional testing service for your spectacles. The optics deformation testing service includes the bridge deformation service and lens retention service. We use the high-quality equipments to test and offer the precision results.	Published on 31st July 2009, BS EN ISO 12870:2009 specifies the fundamental requirements for unglazed spectacle frames used with all prescription lenses.	This international standard covers all types of spectacle frame including rimless mounts, semi-rimless mounts and folding spectacle frames.	It is also applicable to those products that are made of natural organic materials.	STC can provide you ophthalmic optics and spectacle frame testing service.	Bridge deformation service.	Lens retention service.

Optics Deformation Testing

Our Electrical Products Division offers a wide range of services to ensure the safety of office and home appliances, including:	Providing technical support services at different design stages	Offering a full scope of electrical safety testing service	Providing one-stop product safety testing and certification services according to customer specifications and relevant product standards, e.g. screening test for RoHS, tests for PAHs and California Energy Efficiency test.Business Information Equipment Safety Test for EN 60950-1 / IEC 60950-1:	ITE Product (less than 50W)	ITE Product (more than 50W, less than 300W)	ITE Product (more than 300W)	AC/DC adaptors / Switching mode power supply (Single output)

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