1.In January 2013,the state grid company large scale bidding on the left bank of Xiluodu , Jinhua,Zhejiang province, ±800kv AC ultra high voltage power transmission and transformation project amounts to RMB 8.6 million.
2.In November 2014, the state grid company large scale bidding Huainan to Nanjing and Shanghai,1000kV AC ultra high voltage power transmission project amounts to RMB 10,000,000 -11,000,000 yuan.
3.In October 2015, India's state grid came to the factory for review, and the company passed successfully, becoming one of the few qualified suppliers.
4.In January 2016,the state grid company large scale bidding Yuheng to Huaifang,1000kV AC ultra high voltage power transmission project amounts to RMB17,560,000 yuan.
5.In May 2017,the company successfully passed the ISO14001:2015 enviornmental management certification and OHSAS18001:2007 occupational health and safety management system certification.