Surface Mount Technology Ltd

 This high-tech machine is designed for advanced pick-and-place and bonding technology. It supports chip mount&nbsp;with the minimum size of 0201 and IC mount with fine pitch in 0.3mm of QFP. The BGA or micro BGA has a diameter of 0.4mm with a 0.8mm pitch or a diameter of 0.3mm ball with 0.5mm pitch CSP. 
 
  Flip Chip Bonding: ACF, C4 and C5 Technology. 
  Aluminum wire bonding. 
 

Pick-and-Place and Bonding Technology

Asian Gemmological Institute And Laboratory Limited

This is the material for the DGA gemmological diploma course. The course we organized is a gem diamond diploma originated from England. We have translated the whole set of lecture notes into Chinese version for the better absorption of the course takers. 	 Original notes in English version available 	 Also the translated Chinese version 	 Takers can accquire the DGA diploma level in Hong Kong  

DGA Gemmological Diploma Course

The Hong Kong Standards And Testing Centre Ltd (STC)

 The centre offers analytical services to demonstrate and prove that your materials and products are free from restricted substances and have fulfiled related safety standards before they enter the markets. Our tests include heave metal testing, dimethyl fumarate testing, REACH testing, and more. Offering professional and high-quality services, we are the chemical testing centre you need. Heavy metal (EN 71 Part 3) testing.Dimethylfumarate (DMF) testing.REACH (SVHC) testing.Azo dyes (aromatic amines) testing.Formadehyde content testing.Chromium VI content testing.Lead content testing.Pentachlorophenol content (PCP) testing.Cadmium testing.Alkylphenol polyethoxylate (APEO) 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. 

Chemical Testing and Analytical Service 

The chemical, food and pharmaceutical product testing service is carried out by the renowned Hong Kong Standards and Testing Centre (STC). It providesa wide variety of analytical services, certification and technical services to the chemical, environmental, food, health supplement, pharmaceuticals, proprietary Chinese medicine, metallurgical and plastics industries. Chemical testing.Environmental analysis.Food testing.Pharmaceutical product testing.Chinese medicine 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. 

Chemical, Food and Pharmaceutical Product Testing

Asahi Optics Limited

Our Services Innovative in LED Optical Engineering and Manufacturing ServicesQuick response (Quick turn of new development)Strong R&amp;D Team (Excellent engineering team with 10 years of experience), committed to bringing our customers the best LED optical designs.Production (Advanced equipment, tooling dimensional accuracy is within 0.01mm, Optical finishing accuracy is within 0.001mm, tolling lifetime can reach 500,000 shots.)Marketing (Wide range of products)One-stop service for private mold optics design, and mass production.Services (Thorough and satisfactory before &amp; after-sales service) Asahi Optics Limited has been specializing in LED optics since 2010 and providing an integrated one-stop service including optical design, tooling design, tooling making, precision injection, and sales. To shorten the cycle time of new product introduction, lower costs and take initial market share, Asahi Optics is tailor-made to satisfy your needs.Express Delivery2-3 days new optical design48 hours turn-around time on single-lens prototype sample3-5 days available for complex prototype sample15 -25 days hard tooling sample3-10 days mass production deliveryVision: Innovative in LED optical Engineering and Manufacturing Services   

LED Optics, LED Lens Design and Manufacturing

HONGKONG YILAW INSPECTION AND TESTING TECHNOLOGY CO., LIMITED

REACH TestingVerify chemical safety compliance for materials under EU REACH regulations. Service Highlights Screen for SVHC (Substances of Very High Concern) Assess material safety for human health and environment Ensure compliance with EU chemical safety requirements Reduce risk of shipment rejection or fines Provide REACH compliance documentation and reports Why Choose ECQA Experienced inspectors across key sourcing regions Accredited laboratories for accurate chemical analysis Transparent reports with test data and regulatory references Flexible scheduling to match your production cycle About ECQAECQA is a third-party inspection and quality control service provider operating across Asia, Europe, and other major global manufacturing hubs. We offer product inspections, factory audits, testing, and certification to ensure quality and compliance. Book REACH Testing TodayEnsure safe and compliant products. Contact us for a quotation. 

REACH Testing

Heraeus Metals Hong Kong Limited

Our recycling business unit in Hong Kong is a major player serving the Asia Pacific market, and takes full advantage of the territory's unique position as a free port to establish a logistic hub and close proximity to Asian countries. It is fully equipped to efficiently extract precious metals from almost any grade of concentrates, alloys, residues, scraps and sweeps containing gold, silver, platinum and palladium. By using state-of-the-art techniques and continuously investing in new technology, we offer high yields and short processing times. The key markets that we serve are the jewelry, electronics, semiconductor, mining and surface finishing industries.
 
  The London Bullion Market Association (LBMA) acceptable refiner for gold. 
  The London Bullion Market Association (LBMA) acceptable refiner for silver. 
 

Precious Metal Refining

V-Trust Inspection Service Co., Ltd

 	 Some tests should be done in the professional laboratory instead of testing at the factory because of accuracy or special testing types of equipment required. 	 As a leading inspection service supplier in China, V-Trust has a long-term cooperative relationship with many accredited laboratories, so we can provide you with more competitive prices and professional testing arrangement. V-Trust can efficiently manage the testing of samples in liaison with qualified and accredited laboratories when you need formal certification or professional test. 	 We can go to the factory and select samples randomly on site instead of letting the factory choose them. We can select the best laboratories, based on price and lead-time, for each type of test or certification, such as Oeko-Tex 100, AZO dyes, Fastness, etc.  

Lab Testing and Certification

Our Precious Metal Recycling in Hong Kong is a major player serving the Asia Pacific market, and takes full advantage of the territory&#39;s unique position as a free port, established logistics hub and close proximity to Asian countries. It is fully equipped to efficiently extract precious metals from almost any grade of concentrates, alloys, residues, scraps and sweeps containing gold, silver, platinum and palladium. By using state-of-the-art techniques and continuously investing in new technology, we offer high yields and short processing times. The key markets that we serve are the jewelry, electronics, semiconductor, mining and surface finishing industries.

Hong Kong Cancer Testing Center Limited

Based on the world’s largest tumor drug target database, AKJ™ detects tumour-specific targets in serum to identify the presence of cancer cells, enabling cancer early screening. 

AKJ™

Mecca Electronics Co Ltd

SPI InspectionSolder Paste Inspection (SPI) is an automated 3D optical inspection performed immediately after the solder paste is printed onto the PCB. It precisely measures the volume, height, and alignment of the paste to detect printing defects early. This proactive check prevents soldering issues in subsequent stages, significantly improving production yield and reducing rework. 

3D Solder Paste Inspection (SPI)

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

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

Real Matter Technology Ltd

The Quantum Safe Email Verification Technology, simply put, attaches a quantum-safe signature to email content via a QR code. Verifyingan email is easy—just scan the QR code. The secure digital signature verifies the email’s authenticity and the sender’s identity. 

Quantumatter® Quantum-Sign Email Verification

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

AGIL provides professional gem-testing services to the trade sector and general public. We own 37 years of gem testing experience. We also possess in-house advanced instruments including DTC DiamondSureTM, cathodoluminescence, FTIR infrared spectrometer, Raman spectrometer, Sarin DiaMension, UV-Vis spectrometer and X-ray fluorescence analysis. 	 Jadeite jade (Fei Cui) testing. 	 Ruby, sapphire and emerald testing. 	 Diamond testing and diamond grading.  

Onsite Gem-Testing Service

The proprietary Chinese medicine testing services are carried out by the renowned Hong Kong Standards and Testing Centre (STC). Services include heavy metals and toxic elements, method validation, microbial limits, pesticide residues and more, ensure the distribution of the best-quality proprietary Chinese medicineto the market. Heavy metals and toxic elements.Method validation.Microbial limits.Pesticides residues.Pharmaceutical adulteration screening.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. 

Proprietary Chinese Medicine Testing

CMA Testing & Certification Laboratories Limited

We are an accredited laboratory to provide all required tests including safety test, stability test &amp; method validation for proprietary Chinese medicines registration according to the requirement of the Department of Health of Hong Kong. Besides, we have been accredited by the Hong Kong Laboratory Accreditation Scheme (HOKLAS) to perform microscopic identification test in Rhizoma Gastrodiae, total ash and water content tests in Chinese Materia Medica. The extension of scope of accreditation for copper test in Proprietary Chinese Medicines and Chinese Materia Medica has also been approved by HKAS Executive. Proprietary Chinese medicines safety test Heavy metals and toxic elementsMicrobial limitPesticides residuesQuality test and stability testinProprietary Chinese medicines Assay and identification testAccelerated stability testReal time stability testDrug adulterants screening Pharmaceutical adulteration testQuality test in Chinese Materia Medica Fingerprinting, chromatographic and microscopic identification in rhizoma gastrodiaeTotal ash and water content, heavy metals, acid-insoluble ash, extractives, Mycotoxins tests in Chinese Materia Medica By keeping investment on sophisticated equipment and combined with a dynamic quality team, CMA Testing provides pharmaceutical products testing including both proprietary Chinese medicine and western drug so as to ensure the quality and safety of pharmaceutical products. We are glad to support you by our consultation service, technical solutions and training whenever you need. 

This lab testing service is carried out by a group of professionals for added effectiveness. The advanced machines and technologies used help guarantee added accuracy. This lab testing is compatible with CPSIA, REACH, CE and RoHS certifications. 	 Efficient and reliable. 	 With excellent after-sales supports.  

Lab Testing

Carbon Capture & Storage (CCS) Ltd

Through the implementation of advanced crystal polymorph control technologies, CO2 emitted from cement production is effectively utilized to facilitate the carbonation of a portion of the clinker, resulting in the generation of a multifunctional CaCO3-riched materials that can be used as an addition of cement to produce new reactive CaCO3-rich cementitious materials. Achievesa 50% reduction in carbon emissions during cement production Enhances mechanical properties, toughness, and durability of concrete 

 Reactive CaCO3-rich cementitious materials

Conant Optical Inc

                    THE GLOBAL RX SERVICE All of our lenses are made to order by our expert, highly trained technicians, to ensure the quality of every lens. We operates on a 24 hour schedule, seven(7) days a week to provide quick turn around times.High quality customer service and swift delivery is our responsibility and standards.Conant RX Lens Lab is a state-of-the-art centralized optical lab.Constantly research and investment manufacturing in lens manufactuing technology offers the latest products and technology to our customers. We have a comprehensive selection of lens options including our own free-form digital designs.Designed and equipped to handle any type of order 24 / 7 our Lab has grown steadily over the years, now in our RX lab we produce over 1,000,000 ophthalmic lenses per year. We are presently supplying RX prescription lenses to our homeland China, USA, Canada, France, Finland, Germany, Sweden, Denmark, Spain, and many other countries.   Automatic Precise Consistent 7D24H, Quicker Delivery time Capacity 6000+ jobs a day  

Install service

We offer calibration services for assorted electrical products. Our services are professional and reliable. Our calibration services have won a good reputation in the industry. For electrical products.Mechanical metrology, thermometry mass and other services.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. 

In order to help manufacturers ensure the safety and control the quality of their products, STC provides a wide range of comprehensive Chemical Testing services for products including:  Household Chemicals Cleaners Antibacterial Effectiveness TestSodium HypochloriteContent(ASTM D2022)Anionic Active Matter ContentPhosphorus ContentEtc.Toothpaste Fluoride ContentPH ValueDiethylene Glycol ContentEtc.Industrial Chemicals Thinner(e.g. toluene, benzene content)Petroleum ProductsViscosityDensityElement ContentEtc.If 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. 

Chemical Product Testing

This color measurement service is carried out by an advanced piece of testing equipment. The color difference is detected accurately for added efficiency. This color measurement also comes with excellent after-sales services. Uses the spectrophotometer to carry out testing processes.Professional and reliable.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