The Hong Kong Standards And Testing Centre Ltd (STC)

For consumers to make more informed choices regarding water efficiency when purchasing household appliances the Water Supplies Department (WSD) of the Hong Kong government has made it mandatory for water supply piping and water fitting products under specified categories (Annex to Form WWO 46) to obtainGeneral Acceptance (GA) certification before products could be placed on the market.  At STC, we provide one-stop tapware and WC testing services that includes testing and submission of GA certification applications and Water Efficiency Labeling Scheme (WELS).  Tapware &amp; WC Testing services General Acceptance (GA) LetterWater Efficiency Labeling Scheme (WELS)Sanitary Tapware (BS EN 200)WC Pans &amp; WC Suites (BS EN 997)To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact.   

Tapware and WC Testing

HK TianJun Water Treatment Energy Saving Technology Limited

Reverse osmosis plant display diagram

Sun Flame Co Ltd

We have workshop in Tokyo. We have been assembling Made in Japan watch. Also, we have some inspection testing. We can water proof test for 10BAR. 

Water resistant inspection

Leconcepts Holdings Co Ltd

     We are an experienced manufacturer which is good at produce plastic goods with fine paintings.   Some of our productions are sold in the museums and heritages.   Services include hand painting, spray painting, tempo painting and so on.   We an OEM company which is strong in developing customers' ideas/concepts in the production.   We have steady cooperation with many brands and designers for product development.   Fully comply with the international safety requirements, if any.   More photos and samples can be available upon request from qualified buyers.    

Facilities - Painting Equipment

STC has been recognized by the China Quality Certification Center (CQC) (No. V-189) for providing professional and reliable testing services for household electronic appliances, including smart toilets. STC’s smart toilet testing services are in accordance with the latest domestic and international standards to assist manufactures in strengthening product competitiveness by meeting safety requirements and consumer performance expectations.   Our Smart Toilet Testing services include: Safety TestingPerformance TestingElectromagnetic Compatibility (EMC) TestingEnergy Efficiency TestingWater Efficiency TestingAntibacterial TestingTesting Standards Household &amp; Similar Electrical Appliances - Electronic Toilets: Energy Efficiency, Water Efficiency &amp; Antibacterial Certification Requirements(CQC64-448160-2018)Safety Requirements for Household Electrical Toilets and Similar Electrical Appliances(GB 4706.53-2008)Electronic Toilet Sanitation(GB/T 34549-2017)Electronic Toilet(GB/T 23131-2008)Safety of Household &amp; Similar Electrical Appliances - Part 2-84: Particular Requirements for Toilets(IEC 60335-2-84)Toilet Cleaning Water(JIS A 4422:2011)Toilet Bowl(JG/T 285-2010)Toilet Seat &amp; Cover(JC/T 764-2008)Smart Toilet(CBMF15-2016)Smart Toilet Seat (JD 0001-2017)If you have any further question, please feel free contact us or visit our website: https://www.stc.group/en/contactTo know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact.  

Smart Toilet Testing

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 To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

Environment Analysis

Daiwa Metal Works Co Ltd

Aluminum signage makes of aluminum or aluminum alloy materials. They are lighter, easy to install, have strong surface adhesion and are easy to paint, often through bake spray-painting into painted aluminum signs. The process is similar to painted stainless steel signage. Aluminum signage is suitable for making signs at the gates and roofs, especially in humid and rainy areas.  √ Lighter and easy to install; √ Waterproof and rust-proof, suitable for large outdoor signage; √ Easy to paint and many color options ; √ Budget-friendly.  Application: Indoor and outdoor, fit to facades, hang from canopies or bond to walls, mainly for stores. Application Industry: catering, schools, government institutions, retail, beauty and medical industry etc.     

Metal 3D Signage — Aluminum Signage

Customized Independent Letterboxes Office Building Residential Mailbox Whether it's a residential community or a office building, mailboxes are necessary tools for storing letters. We offer a variety of customised mailbox services, including wall-mounted and pedestal-mounted options. It can be customised according to your needs. High-quality stainless steel materials which is durable, rust-proof, and weather resistance;Easy to install, clean and maintain;At least 100mm thickness or more ;A single box size less than 1220mmx2440mm. Optional materials: Stainless Steel#304 #316; Optional surface: Painted, UV inkjet printed, Silk-screen printed, Brushed, Satin or Mirror Polished (Plating are available)； Application: Community, office building, apartment, school, fitness room, etc. Application industry:Education, manufacturing, government, estate management, hotel, beauty, etc.     

Customized Independent Letterboxes

Zhongshan Tituo Lighting & Electrical Co., Ltd.

TITK Lighting provides professional OEM and ODM LED filament bulb design and manufacturing services for lighting brands, distributors, wholesalers, and project contractors worldwide.  Our services include custom filament design, decorative bulb development, private label production, custom packaging, customized glass finishes, and complete lighting solutions.  With over 11 years of manufacturing experience, TITK exports high-quality LED filament bulbs to Europe, North America, South America, the Middle East, and Southeast Asia.  We support CE- and RoHS-certified production and offer flexible OEM/ODM solutions for decorative lighting projects. 

OEM & ODM LED Filament Bulb Design and Manufacturing Service

We offer professional construction material testing services for customers. We can test locks, door closers, paints and fire safety products. We test products according to national testing standards and relevant regulations. For locks, door closers, paints and fire safety products.Various standards for testing.To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

Construction Material Testing

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 To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

Environmental Analysis

Communal letterbox is composed of multiple small boxes with consistent size and minimal deviation. It usually applies to apartments and business buildings that require unified, formal and professional letterboxes to receive mails. However, according to different applications, more giant communal letterboxes are designed similar to lockers for items stored in public places.  -Durable high-quality stainless steel with rust-proof and good weather resistant ; -Different surface options, such as painting, silk-screen printing and etching; -Customized design as well as wide range of shape and size options. -At least 140mm thickness or more -A single box size less than 1220mmx2440mm  Optional Materials：Stainless Steel#304、 #316； Optional Surface：Painted, UV inkjet printed, Silk-screen printed, Brushed, Satin or Mirror Polished (Plating are available)； Application：Community, office building, apartment, school, fitness room, etc. Application Industrie：Education, Manufacturing, Government, Estate Management, Hotel, Beauty, etc. Sample Display： 

Communal Letterbox

Yangzhou Huacai Opto Co., Ltd

 Light Up Every Opportunity at HK Autumn Lighting Fair[COLORS Exhibition]Time: 27-30 Oct 2023 Address: Hong Kong  The HK Autumn Lighting Fair welcomed global industry members during its 4-day exhibition ending Oct 30.  With over 2,600 exhibitors, the premier fair showcased the latest lighting innovations and connected companies with international buyers seeking technologies and designs.  COLORS, as one of the exhibitors, we had fruitful conversations with industry peers and made valuable business connections.  We immersed ourselves in the high turnout and vibrant atmosphere at the fair. We welcomed the chance to network and discuss industry trends as well.    Our freshly launched lighting collections took center stage at our booth during the event, including CSP Dot, Free Cutting, MAGIC 360, FABRIC 360, GENIE 2, TLS-H, TLS-M15, etc.     Though the fair has wrapped up, our zeal for connecting remains. We hope to keep the talks going and see you again very soon.  

Light Up Every Opportunity at HK Autumn Lighting Fair

Environmental Services Solutions Ltd.

Portable Toilet Services

DAIWA offers customized signages that need to be declarated, including illuminated letters and steel letters. A feature signboard will make your store shine brilliantly.  Why Choose DAIWA？ - Compliant with Hong Kong Building Regulations; - We only use high-quality material, make sure your signboard remains fresh and durable over time. - We provide exceptional service and treat everyone with honesty – that’s our core promise.  Brand：DAIWA Optional Materials: Stainless Steel，Aluminum，Copper，Iron，Acrylic； Metal surface：Painted；Brushed, Satin or Mirror Polished (Plating are available)； Customised：YES Application：Indoor and outdoor, fit to facades, hang from canopies or bond to walls, mainly for stores. Industries：Office buildings, Hotels, Shopping Mall, Catering, hotel, medical, beauty, banks, retail and high-end industry, etc.          

Minor Works Signages Customized Signboard

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.To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

Professional Testing Service

We can offer a comprehensive calibration service. We have a professional team to offer accurate calibration results. We provide great calibration services according to recognized national standards. Accurate results.Traceable to recognized national standards.To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

Calibration Service

V-Trust Inspection Service Co., Ltd

This laboratory testing service saves an over 30% testing cost compared to other labs. It is also accredited by over 50 western countries. With sophisticated facilities, we promise accurate and reliable results. 	 Quick response. 	 One-stop service from spot inspection to lab testing.  

Product testing

Hong Kong Council for Testing and Certification

Why should you use Hong Kong’s testing and certification services? High Professional IntegrityGood Intellectual Property ProtectionHigh Technical CompetenceQuick Response to Market NeedsRobust Accreditation System Being Highly Regarded InternationallyA Free Port with Excellent Logistics SupportYou can find more information about Hong Kong’s testing and certification sector from the website of the Hong Kong Council for Testing and Certification (HKCTC): www.hkctc.gov.hk To find quality reports / certificates? Look for the HKAS Accreditation Symbol! All endorsed test reports / certificates issued by Hong Kong Accreditation Service (HKAS) accredited organisations bear the HKAS accreditation symbol with the registration number of the accredited organisations. Wide Recognition of HKAS-AccreditedOrganisations HKAS’ accreditation is recognised in over 100 economies, including all major trading partners of Hong Kong such as the United States, European Union, Mainland China and Japan. Accreditation helps users to identify reliable conformity assessment service providers. You can find service providers accredited by HKAS and their scope of accreditation from the website of HKAS:www.hkas.gov.hk 

Tested in Hong Kong - Certified in Hong Kong

Keppel Seghers - Zhen Hua Joint Venture

Keppel District Heating and Cooling Systems (Keppel DHCS) is the first and largest District Cooling Systems (DCS) developer and service provider in Singapore with presence in China and Thailand, delivering more than 70,000 Refrigeration Tonnes (RT) of cooling capacity across major business and industrial parks. The first DCS plant in Changi Business Park, Singapore commenced operations in June 2000. It has a design capacity of 37,500 RT to provide DCS services to the 66-ha business park, which is home to a mix of high-technology business, data and software enterprises, research and development divisions, and data-intensive facilities.  In an urbanising world, the densification of population in cities has given rise to the need for sustainable cooling solutions. District Cooling Systems (DCS) are able to meet such needs with a multitude of benefits.  Keppel DHCS aims to create lasting benefits for our stakeholders by partnering them to deliver sustainable district heating and cooling solutions that conserve energy and protect the environment. 

Mediapolis District Cooling System (DCS) by the Park @One-North (Singapore)

TUV Rheinland HK Ltd

more detail: https://www.tuvrblog.com/wp-content/uploads/2025/02/%E4%BF%9D%E6%B8%A9%E6%9D%AF%E7%AD%89%E9%A5%AE%E5%93%81%E5%AE%B9%E5%99%A8%E6%B5%8B%E8%AF%95%E5%92%8C%E8%AE%A4%E8%AF%81%E6%9C%8D%E5%8A%A1-SCEN.pdf 

Testing and Certification Services for Thermal Mugs and Other Beverage Containers

Well-designed 3D led letters in restaurants often attract customers' attention in the first place. Choosing our signage, stand out in various stores.  LED letter signboards present the store name or logo in 3D from the distinct light outlines. Whether it's the simple and elegant 3D letter or the lively artistic fonts, the light can accurately highlight the texture of every stroke.  Optional Materials：Stainless Steel, Aluminum, Copper, Acrylic Optional Surface：Painted Surface, Wire Drawing, Mirror Surface, Sandblasting (Electroplating Possible) Paint Colors：CMYK/ RAY/ PANTONE/ DULUX Plating Color：Electric Titanium Gold, Champagne Gold, Rose Gold, Stun Black, Green Bronze, Red Bronze, etc. Light Color：6500K, 4500K, 3500K, Green, Blue, Yellow, Red, Pink, etc. Application：Indoor and outdoor, fit to facades, hang from canopies or bond to walls, for various signs, building reminders, high-end branding decoration, and modern office.            

3D LEd Letters Signage for Catering Industry

 	 With our own qualified and accredited in house labs, V-Trust can manage the testing of samples according to your requirements, your market&#39;s local regulations and government&#39;s standards efficiently. We provide various qualification testing services, such as, CE, EMC, RoHS, REACH, CPSIA, EN71, ASTM, Oeko-Tex, etc.  

Lab Testing

 The center can test and certify most products in its modern laboratories to make sure that they meet the essential safety, quality, reliability and performance requirements. STC's qualified inspectors can verify a manufacturing facility's capability, inspect products at the factory before shipment and certify manufactured goods are in compliance with contract specifications. The center's experienced professionals can advise manufacturers and trading organizations on how to improve their products and achieve international quality, environmental and social objectives.Shoe lace strength: Dry test, Wet test.Dry test after pre-wetting (leather only).Breaking force and extension at break of shoe laces.Attachment strength of shoe lace tags.Zipper strength.Lateral strength of slide fasteners.Strength of slide fastener pullers.Attachment strength of slide fastener and stops.Slider locking strength of slide fasteners.Slide fastener burst strength.Breaking force of buckles.Three point bending test.Strength of straps, buckles, lace hole, eyelets or D-ring and related attachments:Strength of eyelet facings and D ring.Strength of eyelet attachment in footwear.Strength of fastened buckles.Strength of buckle and strap attachment.Salt water corrosion.Shear strength of hook-and-loop fastener (before and after 5000 cycles fatigue test).Peeling strength of hook-and-loop fastener (before and after 5000 cycles fatigue test).Knot slippage test.To know more or enquire any specific service, please visit https://www.stc.group and fill in our enquiry form on https: www.stc.group/contact. 

My Sourcing