The key position bolt of the engine include connecting rod, crankshaft, main bearing, cylinder head, flywheel and shock absorber bolt, all of which belong to bolt fastening.

发动机关键工位螺栓包括连杆螺栓、曲轴螺栓、主轴承盖螺栓、气缸盖螺栓、飞轮螺栓和减振器螺栓等均属螺纹联接。

Many kinds of steel structure bearing, rubber seismic mitigation and isolation bearing and other rubber shock absorber products could be designed and produced according to he requests of customers.

公司拥有多名科技研发人员，技术力量雄厚，可根据客户的实际要求设计生产各种类型钢结构支座、橡胶减隔震支座及其它橡胶减振产品。

The main products include jewel bearing, shock-absorber, mini-bearing of wrist watch, jewel bearing of instrument, jewel orifice and all sorts of industry jewel.

公司主要生产：手表宝石轴承、防震器、微型轴、仪表宝石轴承、宝石喷嘴及各类工业宝石等。