The Zhejiang Provincial Economic and Information Committee announced the list of the first (set) products in the key areas of equipment manufacturing in Zhejiang Province in 2017. The “multi-robot coordinated automobile brake caliper bracket high-speed precision machining automatic production line” independently developed by Changer was selected. This is this year. The only company in Jinyun County that was selected as the first (set) of the key equipment manufacturing industry in the province.