Founded in 2002, Dolite Communication Instrument (Zhangjiagang) Co., Ltd., under the authorization of Jiangsu government, is a Sino-America-Singapore Joint Venture, located in Zhangjiagang Free Trade Zone Industrial Park that with beautiful scenery and the company is provided with superior location and convenient transportation.

Dolite is specializing in designing, manufacturing and developing high quality fiber optical transceivers and components for the fast growing optical fiber communication industry throughout the world. Under several years' research and development, our products, including BiDi transceivers, Duplex transceivers, single wavelength OSA, BOSA and triplexer, have met with wide endorsement from our customers. To enlarge yields, Dolite built a 3,000 square meters new plant and accessed two sets of costing Agilent's optical test system for mass-production in May 2004. What’s more, Dolite has owned many large scale equipments. The establishment have expanded our production capacity and strengthened its engineer abilities.

Led by a strong and experienced management team together, with a group of highly qualified technical engineers and professionals from United States, Singapore and China, Dolite is dedicated to pursuing excellence in technology innovation, creative thinking, product quality and customer service. In addition, Dolite is certified by ISO9001, TuV , SGS and got many honorary certificates. Dolite promises and is confident to provide the best quality and service to all customers throughout the world.