National Ocean Technology Center

[ Manufacturer Trader ]Main business are Marine monitoring system

Beijing Hbrk Optical Instrument Co., Ltd.

[ Manufacturer ]Main business are Hand-held refractometer

Nantong Shidai Automatic Equipment Co., Ltd.

[ Trader ]Main business are Instruments and meters

Qingdao Golconda Trade Co., Ltd.

[ Trader ]Main business are Chemical raw material, Chemical fertilizer, Plant growth regulator, Biological organic fertilizer, Ocean biological fertilizer and Testing instrument etc.

Beijing Ruibangxing Technology Co., Ltd.

[ Trader ]Main business are Laboratory appliance