Manufacturer of transparent high barrier alumina coated metallized film, stand zipper pouch, es bag, vacuum rice pouch with one way degassing Valve, formosa magic balloon, coffee pouch with Pressure Relief Valve. It has passed the ISO9002 in 1997.

Shanghai STAL Precision Stainless Steel CO., Ltd 's main products are Pressure Relief Valve, diamond ID saw blade, textile parts, hypodermic needle, piston ring spacers ect. It has obtained certificates of ISO9001 quality system and ISO14001 environmental system.

China Luofu Valve Group has accumulated rich experience in design and manufacture with more than twenty years development. The enterprise has made active influence and established good reputation in the Valve industry. The products have complete types and specifications, which include: safety valves, gate Valve, globe valves, power station Valve, plug Valve, regulation Valve, water power control Valve and API Valve etc. Among them, the safety Valve has obtained national patents. Our products are sold well all over the country. With sales network established in the cities in domestic and have received high reputation for the high quality. Parts of the valves are sold far to North America and Mid-east etc, Areas. The group carries out the standard, normalized, and programmed management with perfect,...

Founded in 2001, Ningbo Shuangda Hydraulic Machinery Co., Ltd. is a high-tech enterprise which is specialized in producing all kinds hydraulic units and hydraulic systems. With a coverage area of 12000㎡, Now we have more than 40 sets of kinds of metal machining equipment, such as machining centers, CNC machining equipment, high-precision cylindrical grinders, vertical honing machines and so on. Besides, we have more than 10 sets of testing and metering equipment, such as regular Valve test bench, proportional Valve test bench, special Valve test bench, pneumatic measuring instruments and so on. For more than 10 years’ development, now Ningbo Shuangda Hydraulic Machinery Co., Ltd has had more than 25 million RMB real asset and gained a strong ability on R&D and mass production of all kinds...