Production chain hoists Fangcun District, Guangzhou City, Guangdong Province, Liu Fang Fangcundadao production chain hoists, Fang 15831253199 Hebei chain hoists manufacturers Address: Qingyuan County, Hebei Province Lu pregnant pigeon industrial park. 0312-8112992 Guangdong chain hoists manufacturers Address: Guangdong Province, Guangdong Fangcunqu Fangcundadao end. 15831253199 selling a chain hoists: Guangdong Foshan Fenjiang Endian .15831253199 chain hoists sales 2: Nanhai District, Foshan City, Guangdong Huangqi .15831253199 is a manual chain hoists lifting it Pull the chain through the people to achieve weight lifting process, so the chain will have a direct impact on the overall operation of hoists and safety hazards exist. So when the optional hand chain in no carelessness. Common chain is generally 80 specialty chains, divided by level: high-strength Ⅰ type 80, type Ⅱ 80 high-strength, super-type 100. According to their own circumstances. In addition, the thickness is optional hand chain one of the key chain can not be too thin, or if lifting height is too high it will seriously hurt the hand area. And the diameter is too small can lead to deformation of the chain and is easy to slide, causing the series of security incidents