Sun Yin Crystal Industry Co Ltd

The featured colour ring is made of sapphire crystal and has high luster and excellent hardness. It comes in a modern design and has excellent quality. This sapphire glass flaunts a neat and luxury appearance and makes an excellent component for high end accessory and watch components. High-quality sapphire crystal glassWith anti-impact and anti-scratch features.With high electrical resistance.With high corrosion resistance.Features great thermal stability.Features a high melting temperature of 2030 °C.With a high hardness of 9 Mohs, which is second to diamond.High quality.Excellent component for high end watches and jewellery.Vickers hardness: 2000 - 2500 daN/mm2.Optical properties: 1.760.Available in customized designs.

Sapphire Crystal Rings Watch Accessories

The Hong Kong Standards And Testing Centre Ltd (STC)

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 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. 

Food Contact Materials and Kitchenware Testing

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

Sun Field Label Printing Factory Limited

SUN FIELD has been in the printing and packaging business for 30 years. In recent years, we extended our service and have a division which specialized in product development and production. We work with a diversity of material such as: Metal, Glasses, Stones, Ceramic, Wood Our inhouse engineer can quickly turn you idea into a 3D illustration, prototype and finally an end piece of product that is up to your quality expectation. Together with our packaging production, we can assemble all parts of your products and deliver to you retail ready.  

Product development and sourcing

Asian Gemmological Institute And Laboratory Limited

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

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  

Customized packing 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.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. 

Optics Deformation Testing

Forever Bliss

提供各類翡翠產品，包括項鍊、手鐲、耳環、擺件等。 

專業諮詢

GIL provides professional South Sea pearl testing services with a gem identification report. We utilize the most advanced testing equipment for accurate test results. The report includes detailed description of the tested stone&nbsp;on Chelsea color filter, UV long and short wave, surface texture, laser Raman spectrum, cathodoluminescence, etc.
 
  Internationally recognized. 
  Reliable source for buyers. 
  Independent and unbiased. 
 

Onsite South Sea Pearl Testing Service

Wenzhou Lynns Design Co. Limited

At JLX EYEWEAR, we've redefined what's possible in 3D printed eyewear finishing. Our proprietary post-processing technology transforms raw printed frames into luxurious wearable art, achieving a matte-shiny surface quality that sets new industry standards. These eight detailed close-ups reveal the meticulous craftsmanship behind every JLX EYEWEAR private label piece - notice how light dances across the perfectly balanced matte base while subtle luminous highlights accentuate each curve and contour.  Our multi-stage finishing process begins with precision mechanical polishing to eliminate all visible layer lines, followed by specialized chemical treatments that create the perfect matte foundation. The frames then undergo our signature coating application, where nano-level particles are carefully layered to build depth and dimension into the surface. The final hand-finishing stage ensures every millimeter meets our exacting standards, resulting in a tactile experience that feels as premium as traditional luxury materials.      What makes our finishing truly revolutionary is how it maintains structural integrity while achieving visual perfection. The matte surface provides sophisticated understatement, while the controlled shine adds dynamic energy that changes with movement and lighting. This proprietary technique allows for unprecedented consistency across entire collections - whether producing fifty or five hundred frames, each piece maintains identical surface characteristics.    For brands partnering with JLX EYEWEAR, this finishing technology opens new creative possibilities. Our process works seamlessly with complex geometric designs that would be impossible to finish conventionally, while offering customizable sheen levels from soft satin to high-contrast matte/gloss combinations. The result is eyewear that feels substantial yet lightweight, looks handcrafted yet technologically advanced.   Explore the future of 3D printed eyewear finishing at www.jeffreyleungeyeweardesign.com and discover how our surface technology can elevate your private label collection.  #JLXFinishing #MattePerfection#3DPrintedLuxury#EyewearInnovation#SurfaceTechnology#LuxuryFinishes#PrivateLabelExcellence#FutureOfEyewear 

The Art of Perfection: JLX EYEWEAR's Signature Matte-Shiny 3D Printed Finishes

We offer professional optics ignition testing service for you. We use the high-quality equipments to test and offer the precision results. We also provide the spectacle frame testing service. 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 frames 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.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. 

Optics Ignition Testing

Dummies, Pacifiers, Soother Holders and Bottles.  At STC, our baby product testing specialists are up-to-date with constantly changing global regulatory requirements and industry standards to ensure that products are compliant and competitive.  Our state-of-the-art internationally recognized and accredited testing laboratory allows us to perform infant product testing in accordance to Australia, Europe, United Kingdom, United States, Canada Hazardous Products (Pacifiers) Regulation and Australia/New Zealand .  Our extensive Infant Baby Product Testing services include: Baby Product Testing Baby Dummies (ASTM F 963, 16 CFR 1511, EN1400, AS2432)Baby Soother Holders (EN12586)Baby Carriers (ASTM F2236, EN13209)Bottle and Bottle Teats (EN14350)Changing Units (ASTM F2388, EN12221)Infant Bouncer Seats (ASTM F2167, 16 CFR 1229, BS EN 12790)Children's Cutlery &amp; Feeding UtensilsIf 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/childrens-juvenile-products 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. 

Infant Products Testing

Hong Kong Jewellery & Jade Mfrs Association

We provide jewellery testing services for jewellery dealers and the general public. The identification services are especially useful for distinguishing jade stones of type A and type B or even faux jade. Optical and chemical testing methods will be processed for accurate laboratory testings.
    Professional laboratory services  Protect the buyers and the general public  Certificates can be provided  

Jade and Stone Laboratory Services

                                    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 turnaround 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 offffers 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     

edge cutting service

At JEFFREY LEUNG EYEWEAR DESIGN, we believe that color tells a story—one that communicates a brand’s essence, emotion, and innovation. That’s why we’re excited to introduce our new professional color dyeing service, tailored specifically for 3D printed eyewear parts and frames.  As 3D printing reshapes the landscape of eyewear design, designers gain more creative freedom than ever before. Yet one common challenge remains: how to infuse vibrant, accurate, and consistent color into these advanced materials. Our latest service addresses this gap—bringing precise, high-quality dyeing to nylon-based 3D printed parts, while elevating every frame with striking, durable color.  We offer a growing library of curated seasonal palettes and custom color matches, tailored for brands that value individuality and design integrity. Whether you're launching a bold fashion-forward collection or crafting timeless pieces, our service supports Pantone matching and bespoke development to align with your exact brand vision.  Designed with both emerging and established brands in mind, our service provides: - Rich, even color coverage across complex geometries- High repeatability for production-scale consistency- Custom color creation guided by our in-house dye specialists- Finishing options: matte, satin, or semi-gloss coating  Whether you're creating limited edition prototypes or preparing for global production, our process is designed to scale with your needs. We work closely with international eyewear brands, independent labels, and fashion-forward designers to ensure the final product is both visually impactful and technically reliable.  The result? Colorful, expressive, and durable eyewear pieces that enhance your design narrative. From bold statements to understated tones, we help brands use color as a form of identity and distinction—a critical advantage in today’s competitive market.  Ready to explore the future of eyewear with us? --- Get in Touch We’re currently accepting bookings for dyeing consultations, sampling, and production for Q3 and Q4 2025. Whether you're looking to explore a new palette or scale up your next collection, we’re here to support you with expertise, innovation, and style. 📩 Contact us to request a sample or color consultation.  

🎨 JEFFREY LEUNG EYEWEAR DESIGN Launches Premium Color Dyeing Service for 3D Printed Eyewear Components

Mecca Electronics Co Ltd

X-Ray InspectionX-Ray Inspection is a non-destructive test method used to examine hidden solder connections, such as those under BGA and QFN components. It effectively identifies defects like solder voids, bridges, and misalignment that are invisible to the naked eye, ensuring the structural and electrical integrity of complex PCB assemblies. 

X-Ray inspection

Arvato Digital Services Ltd

 	 Our value adding and innovative Packaging services work from Design to Delivery 	 From Concept to Specifications, Sourcing, Vendor Management, Quality, Compliance 	 We offer packaging development and design service based on clients&rsquo; requirements. We provide feasible study and modifications to meet clients&rsquo; expectations. We also deliver functional prototypes to the client for evaluation within a very short lead time. 	 Services: based on clients&rsquo; concepts/sketches/drawings images. 	 Brainstorm and work with the&nbsp;client&rsquo;s designer. 	 Provide market available solutions. 	 Provide options for design and materials. 	 Adopt use of different materials to distinguishing clients&rsquo; products. 	 Provide rapid prototyping/samples with artwork. 	 Manufacture of packaging, final pack-out, and fulfillment. 	 Provide 3D design and fitting within a very short lead-time.. 	 Provide options for materials and furnishing effects. 	 Prepare all required testing reports and advice. 	 Packaging for household electronics. 	 Packaging includes thermoform technology, paper pulp molding, offset printing, lamination, etc. 	 Premium optical disc packaging for a well-known electronic game client.  

Packaging Development and Design Service

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

V-Trust Inspection Service Co., Ltd

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

                    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 professional testing service for spectacles frames. Our analytical services are developed by ISO with ISO 12870 to introduce the basic requirements and test methods of spectacles frames. We have a wide scope of testing such as dimensional tolerance testing, dimensional stability and elevated temperature testing, bridge deformation testing, and so on. ISO 12870 to demonstrate spectacles frames are strong, durable and free from allergenic substances.ISO 12870 to certify spectacles frames are safe in use.Dimensional tolerance testing.Dimensional stability and elevated temperature testing.Bridge deformation testing.Lens retention testing.Endurance testing.Resistance to perspiration testing.Resistance to optical radiation testing.Resistance to ignition testing.Nickel release testing (on for metal frame).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. 

Spectacles Frame Testing

Daiwa Metal Works Co Ltd

Exhibition showcases are supporting props for commodities and exhibits. They are usually designed to match the size and image of the items for easy viewing and storage. Showcases can present items in a classy style and offers a great way to attract attention. They are impeccable whether for home decoration or commercial display. Supporting props for commodities and exhibits.Usually designed to match the size and image of the items for easy viewing and storage.Can present items in a classy style.Offer a great way to attract attention.Impeccable whether for home decoration or commercial display.Applications: shopping mall display cabinets, store showcases, specialty store display cabinets, jewelry, cosmetics showcases, exhibition showcases, image display cabinets, etc.Applicable industries: tobacco and wine specialty stores, cosmetics and skin care products specialty stores, jewelry, glasses and watch stores, luxury chain stores, daily necessities specialty stores, etc.Optional material: wood, acrylic, stainless steel, copper, aluminum, etc. As a leading sign and metal production company in Hong Kong, Daiwa's goal is to make the design, ordering and installation process of signs transparent and simple. We are good at using metal, by combining artistic appreciation and practicality, we can create a wide variety of exhibition showcases that meet the needs of customers.Use professional lighting to create a beautiful and firm lighting exhibition showcase.No limit to the number of customized exhibition showcases. Sample Display：Sample 1Sample 1 Front ViewSample 1 DetailSample 2Sample 3Sample 4 

Custom Metal Products Exhibition Showcase

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

Advance Label Ltd

  In recent years, we have experienced a significant transformation as consumer demand for product safety and sustainability has grown stronger. The era of single-use plastics and excessive packaging waste is gradually giving way to a new paradigm: (sustainable packaging). eco-conscious consumers are increasingly seeking brands that prioritize environmentally friendly practices, making sustainable packaging a crucial factor for business success. Advance Label designs and creates custom a wide range of high-quality packaging solutions that incorporate plant-positive.No just highlight your sustainable brand values, also help reduce unnecessary waste going to landfills and protect our environment.Features:- Suitable for sustainability related or natural products. - Different inner partitions for the box to fit with different products.- Combine packaging box with different types of labels or stickers to fit different needs.- Comply various international standards of product safety and environment protection.  - Eco-friendly paper or biodegradable plastic films are available as material option.Customization available in:- Size- Shape- Color- Material- Thickness- Print Contents / Design- One-side / double-side printed- Adhesive - Finishing OEM and ODM orders are welcome. Please feel free to contact our sales representatives! #biodegradable #sustainable #recycled #ecofriendly #packaging 

My Sourcing