光电元件  制造商、经销商、供应商

WHO WE ARE?
Shanghai Longjoin Electrical and Mechanical Technology Co., Ltd. in September 2003 incorporated in Shanghai Baoshan District, specializes in light-controlled switching device design and development and manufacturing. February 14, 2016 implementation of the share reform and changed its name to Shanghai Long-Join Intelligent Technology Inc., May 30, 2016 in the NEEQ(National Equities Exchange and Quotations) listing, stock code 837588.
INVESTMENT
The company has a registered capital of 28 million yuan and a total investment of 150 million yuan (including fixed assets of about 100 million yuan). The headquarter is located in Shanghai. The factory is located in Haiyan, Zhejiang Province. The factory area is about 38,000 square meters.
STAFF
The company's existing staff of about 200 people, including three senior engineers, 12 engineers.
SALES
the current products are almost all exports (including self-export, export agents and lamps supporting re-export), the current annual sales of about 8.5 million.
PRODUCTS
The company's main products for the light-controlled light switches, is a type of environment to track the level of brightness to automatically control the state of controlled lighting switch of industrial or civilian control devices. Company's product development to its own intellectual property rights (authorized by the four national invention patents, nearly 30 utility model patents) as the basis, with reference to international standards, compared with similar foreign products have cost-effective advantage. At present a full range of products have been the United States UL, CE safety certification, RoHS environmental certification and stability of the export market in North America, intelligent product line continued to launch and the first product to complete certification. The company's current business level living in the forefront of the global industry.
MARKET CONDITIONS
the company's products take into account the industrial and civilian, the application of larger, so the market prospects. The basic products based on the United States popular installation (in accordance with ANSI C136.4, ANSI C136.10, ANSI C136.41 and other standards) design, the current North American market, the product has been stable supply of the United States well-known lighting manufacturers, while the United States Optical manufacturers mainstream OEM manufacturers, and indirect supply of major distribution channels; the company also actively explore Mexico, Brazil and other Central and South American market similar to the US standard. The main products bimetallic light control switch has occupied more than half of the US market share, the current program-controlled electronic intelligent light control switch has also been successfully developed and gradually put on the market, access to new and old customers unanimously approved, is expected to cultivate a new main business.
QUALIFICATION
The company's current full range of products have been the United States, Canada UL and CUL certification, CE, CQC certification, access to dozens of patents. Leading products are in line with environmental requirements. The enterprise passed the ISO9001 quality management system certification.

SUNTECH INTL HK CO., LIMITED( Suntech Co., Ltd.) was founded in 2003 from China, a leading global IT networking supplier of new and pre-owned network equipment and accessories.With an experienced and professional team, we have exported our new and used network items to many countries and regions all over the world. Our products enjoy a good reputation among our customers. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
Our main products:
CISCO, Finisar, Juniper, HUAWEI, IBM's SFP, GBIC, XFP Transceiver MODULES, Network Switches, NetScreen, Network cards, X2-10GB-SR, GLC-T, SFP-10G-SR, XFP-10GER-192IR+, ONS-CXP-100G-SR10, CVR-QSFP-SFP10G=, HWIC-2FE, HWIC-2CE1T1-PRI, C2960X-STACK, WS-C2960S-LPD-L, WS-C3750X-48T-L, WS-C2960X-48LPS-L etc
Our Features
Original guarantee
We are supplying plenty of products that ordinary distributors can no longer supply, complete with the original manufacturer guarantees. All of our used networking equipments and parts are tested, cleaned and good condition.
Competitive Price
We are committed to offer client great product the best price in Chinese market. With the advantage of Up to 70%-90% price off compared with original price, we manage to maximize clients’ profits by reducing the product cost.
Perfect After-sale service
We provide guarantee safe packaging, speedy service, and delivery. We go out of our way to provide timely answers and technical assistance to address clients’ specific needs. Our after-sale Department will keep up to date on new developments with regard to every order, and we offer free maintenance for return equipments.
Extended warranty
We offer 1 year warranty for all new items, and replacement or return is available within 30 days. As for used items we include a 180-day replacement or refund warranty. From our long-term warranty policy, we give clients unsurpassed confidence when purchasing our equipment.
Professional technical support
Our Company has built a professional technology team of 10 staffs with above 10 years working experience on IT network. Every used part we deliver to our customer has been fully reconditioned and tested at our Corporate Technical Center to meet or exceed original factory performance specifications.
Payment terms
100% prepay by T/T or Paypal are both OK.

Finisar 是光通信领域的全球技术领导者。我们的世界级产品可在网络、存储、无线和有线电视应用中实现语音、视频和数据高速通信的高速通讯。25 年来，我们在光学技术领域不断创造重大技术突破，并为系统制造商提供了所需的大批量产品，以满足网络带宽的爆炸式增长需求。Finisar 业界领先的产品包括光纤收发器、光引擎、有源光缆、光器件、光学仪器、ROADM 和WSS波长管理器、光放大器和光载射频模块。