Yejia Optical Technology (Guangdong) Corporation (Silicone Division), the predecessor is TronShin Silicone Products Co., Ltd., which was founded in 2009, is a national high-tech enterprise of product design, mold making, manufacturing and marketing.We've owned 5000 square meters production workshop, 100,000 class clean production workshop, 26 sets Liquid Injection Molding Machines, 6 sets Solid Silicone Compression Molding Machines, 100,000 class clean Spraying workshop, beautiful office building and showroom, for now, our division has about 200 employees. The company has been certificated by ISO9001, ISO14001, ISO13485 and IATF16949, and has obtained the certification of National High-Tech Enterprise and over 10 kinds of invention patents.Depending on our superior technical team and high precision mold making equipment, such as TOSHIBA Nano Super Finishing Machine, TOSHIBA High Precision Vertical Lathe, Sodick Wire Cut EDM, Okamoto Precision Automatic Grinder, STUDER Cylindrical Grinding Machine, Makino CNC, etc., the mold precision can be controlled within 0.001mm. With all necessary inspection processes and complete testing instruments, like Automatic AI Product Inspection Line, Automatic Image Measuring Instrument, Air Tightness Instrument, 50 Times Electric Magnifier, 2.5D Measuring Instrument, RoHS, High-Low Temperature Tester, Salt Spraying Tester and so on, the product quality can be guaranteed. Our company has become the precision technology manufacturer in the LSR injection industry. Directly or indirectly, we provide products and services to HUWAI, HISENSE, SONY, SHARP, GOOGLE, LG, SAMSUNG, SUMITOMO, TAIJI GROUP, TUPPERWARE and other Fortune 500 companies. Our main products include but not limited to mobile phone waterproof precision parts, outdoor electronic waterproof precision parts, smart wearable, medical and cosmetic silicone products, silicone control valves, and continuously we've developed transparent liquid silicone optical parts, having started the preliminary mass production.Saving costs with time, 8 departments and a team of 36 employees, serve for your projects at 7/24 hours. With ERP system and MES system, we can track the orders at any time. Yejia Optical (Silicone Division) is your ideal partner in the field of custom silicone parts.
No. 2, Longpu Road, Longbeiling Village, Tangxia Town, Dongguan City, Guangdong Province, China
No. of Production Lines
Above 10
Contract Manufacturing
OEM Service OfferedDesign Service Offered
Annual Output Value
Above US$100 Million
Annual Production Capacity
Product Name
Production Line Capacity
Actual Units Produced(Previous Year)
Verified
Silicone Valve
6,000,000 Pcs / Month
24,000,000 Pcs
Silicone Cover
10,000,000 Pcs / Month
36,000,000 Pcs
Silicone Gasket
1,000,000 Pcs / Month
3,600,000 Pcs
Silicone Bracelet
60,000 Pcs / Month
240,000 Pcs
Silicone Lens
10,000 Pcs / Month
30,000 Pcs
Verified
QUALITY CONTROL
QUALITY CONTROL
Quality Management Process
Test Equipment
Machine Name
Brand & Model NO
Quantity
Verified
Air-tightness Tester
COSMO
2
Video Measuring System
ULTRA300
2
Automatic Key Tester of Forces & Displacement
HONG DA
1
Electric Tensile Machine
HONG DA
1
Multi-function Rubbing Tester
HONG DA
1
Constant Load Endurance Tester
HONG DA
1
Programmable Temperature and Humidity Chamber
HONG JIN
3
EDXRF Spectrometer
SKY INSTRUMENT
1
Verified
R&D CAPACITY
R&D CAPACITY
Production Certification
Picture
Certification Name
Issued By
Business Scope
Available Date
Verified
RoHS
CTI
Silicone Rubber KE-900U,KE500U
2013-08-06 ~ 2015-08-05
-
Verified
-
Certification
Picture
Certification Name
Issued By
Business Scope
Available Date
Verified
Other
Other
The manufacture of headlight projectors
2018-06-23 ~ 2021-06-22
ISO14001
Other
Production and service for common silicone rubber products which is available by silicone division. Designation, development and service for mold tooling for optical products which is available by optical division and related management activities.
2018-09-10 ~ 2021-08-20
ISO9001
Other
Production and service for common silicone rubber products which is available by silicone division. Designation, development and service for mold tooling for optical products which is available by optical division
2018-09-10 ~ 2021-08-20
ISO13485
Other
The production and sales for medical silicone components(medical negative pressure ball)
2019-03-18 ~ 2022-03-18
ISO14001
UNIVERSAL CERTIFICATION SERVICE CO.,LTD
The production and service for silicone products(including all kinds of keyboard,button,computer button,mouse fitting) and Rubber products (various assemble fitting,sealing ring,foot rubber)
2012-06-15 ~ 2015-06-14
-
ISO9001:2008
UNIVERSAL CERTIFICATION SERVICE CO.,LTD
The production and service for silicone products(including all kinds of keyboard,button,computer button,mouse fitting) and Rubber products (various assemble fitting,sealing ring,foot rubber)
2012-06-15 ~ 2015-06-14
-
Verified
-
-
Patents
Picture
Patent No
Patent Name
Patent Type
Available Date
Verified
ZL201820357169.6
Wateproof Speaker Mesh
UTILITY_MODEL
2018-03-15 ~ 2028-03-15
ZL201721857581.6
Waterproof SIM Tray
UTILITY_MODEL
2017-12-25 ~ 2018-08-03
Verified
Awards Certification
Picture
Name
Issued By
Start Date
Description
Verified
ISO13485
NQA
2017-07-10
For medical silicone components (medical negative pressure ball) (export to Japan)
T/T, L/C, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow
Nearest Port
Osaka, Long beach, Hongkong
Product Information
Brand：
none
Address：
China
Min.Order：
none
Supply：
none
Valid until：
Long Term
Product Details
Product Description
Product Name:
Silicone Optical LED Lens
Material:
Dow Corning MS1002
Standard:
FDA&LFGB
Technics:
LSR Injection Overmolding
Feature:
UV yellowing resistance 2000 times
Hardness:
72 Shore A
Color:
Customized
Application:
Automobile Highlights
Transmittance:
94%-96%
Heat Resistant:
200 Degrees
Surface Polish:
A1
Resistance to yellowing:
5000 Hours
Technics:
Complicated Structure and Undercut
PL Flash& Mismatch:
within 0.05mm
Company Profile
Yejia Optical Technology (Guangdong) Corporation, the silicone division, specializes in producing silicone rubber products, as a R&D, design and marketing technology corporation.
We've owned about 5000 square meters modern workshop, 26 sets LSR injection molding machines, 6 sets solid silicone vacuum compression molding machines, 100,000 class Spraying& Printing clean workshop and 100,000 class clean production workshop.
Our main products are mobile phone waterproof parts, outdoor electronic waterproof parts, silicone medical products and smart wearables, optical silicone lens, silicone valves, cosmetic and household silicone products.
Quality Control
Technics: Precision Molding Technology and Mold Design
A. Silicone and other materials overmolding technology A-1. Silicone+LED Light/Infrared Laser Parts/Optical Parts Seamlessly Connected A-2. Silicone + Aluminum Alloy AL / Iron SUS / Powder Metallurgy MIM A-3. Silicone+PC/PA/PET/PPSU A-4. Silicone+PCB/FPCB
B. Design of precision molds and self-made in the factory: Japanese technical team, the precision tolerance of the mold reaches 0.005mm. R angle 0.1mm, realizing the silicone without burrs
C. 100,000-level production workshop and painting workshop to ensure the clean production environment
Team
Certifications
QUALITY MANAGEMET ENVIRONMENT MANAGEMENMEDICAL PRODUCTSAUTO PARTS ISO9001ISO14001 ISO13485IATF16949
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