January 22, seven hundred and one "small unmanned underwater vehicle prototype" and other three UUV background R & D funding to complete the project successfully settled the question of acceptance, have the ability to self-developed underwater unmanned vehicles are.
       The project is a research project carried out by Qiqiyi in order to seize market opportunities, open up new fields and cultivate design teams. It is of great significance. The research concept, principle and method of the project are all very difficult and have certain forward-looking. The project team of Qiyiyi started from zero, carefully planned, demonstrated, researched, combined with the characteristics of unmanned underwater products, and conquered none. Key technologies such as human control, model testing and overall integration have successfully completed the development of physical prototypes after two years.

All Fuel Fireplace Stove Chimney

Rainbow Residential Chimney is mostly used for home fireplace and stove. We produce chimney in 5" to 12" diameter with single or double wall.

Double-walled spigot and twist lock chimneys are the most popular among our clients. We have been selling our fireplace chimney to overseas for ten years.

Rainbow chimney has got the CE and UL certificates for this residential chimney.

All Fuel Chimney Pipe,Gas Fireplace Repair,Gas Fireplace Service,Chimney Pipe Dealers

Suzhou Rainbow Environmental Equipment Co., Ltd , https://www.rainbowchimney.com