Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(Ningbo), one Thread rolling machine factory(Ningbo), one Heat treatment furnace factory(Suqian) and one Electro plating equipment factory(Wuxi).

We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world,

With our reputation increasing and our team becoming more professional, we

have experienced a significant growth in business during the recent years.

Nowadays, more and more reputed companies compete in a long-term

cooperation with us.

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(Ningbo), one Thread rolling machine factory(Ningbo), one Heat treatment furnace factory(Suqian) and one Electro plating equipment factory(Wuxi).

We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world,

With our reputation increasing and our team becoming more professional, we

have experienced a significant growth in business during the recent years.

Nowadays, more and more reputed companies compete in a long-term

cooperation with us.

Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging machinery. Cold forging fomers are used as an important means for producing different kinds of bolts, screws, rivets and nuts in the field of fastener industry. The formers are also widely used in different national economic territories for producing fasteners and abnormal non-standard parts such as aviation,steamer,machinery, rail traffic, vehicle,motorcycle,bicycle,sewing machine, construction,furniture, light industry and daily necessities, etc.