Our Advantage
Focus on Production
We independently produce and sell all kinds of optical communication products, such as, fiber Access networks GPON, transceivers, xDSL DSLAM, Wifi WLAN, FTTH products and so on.
ZISA optical communication products which has professional engineer to support.Our factory is located in Shenzhen and Jiangshu, China, with more than 1000+ workers.


Cost-effective Price
ZISA products are inspected by factory, also the labeling, packaging and direct delivery. Factory direct supply of material, automatic equipment and strict integration of production processes ensure products excellent quality. So that is the reason why we can have high quality, lower price and short delivery time.
Adequate Inventory
All the products we have ample inventory of raw materials and finished products warehouse, can meet customer's market demand. Reducing the production time, direct inspection and fast delivery by factory make the fastest products and better service to our customer.


Product Quality Management
To ensure the quality, the main manufacturing equipment of our optical transceiver modules is purchased from the industry leading manufacturers: Mitubishi and Maxim. Integration of production processes and professional production staff to achieve our products high quality and short delivery time.