More than 40 years’ experience in power industry since 1978 as a composite insulator manufacturer in China, manufacturer of composite insulator and polymer insulator.
Company established and named Hejian Guangming Electrical Equipment factory producing power fittings and electrical equipment
Investment on composite insulator production line, forming technical team and begin to produce composite insulator.
500KV whole injection production way and production machine got national patent. Company name was changed into Cangzhou Hualing Electrical Co., Ltd.
Silicone rubber mixing workshop established, daily capacity is 2000kg.
Moved to new factory site, more workshops available to increase production capacity for more composite insulator types.
Pass ISO 9001, and continue to produce and manage according to ISO9001 since then.
Begin to produce end fittings, mainly in machining and lathe turning.
Combined with Zhengzhou Orient Power Co., Ltd to develop international business.
Begin to produce fiberglass reinforced core rod and form 6 production lines.
Forging workshop established, and change most end fittings into forging to improve composite insulator quality.
Got 5000h aging test report.
Participated IEEE exhibition in USA and open on line B2B Alibaba account.
Participated Dubai electrical exhibition and after then participated many exhibitions both national and abroad.
Supply members for Chinese railway companies for 250km/h trains.
Got more tenders from power grid domestic and abroad.
Supply to railways for cold area -40℃, and got satisfied certifications.
Produce surge arresters.
Became supply members for Chinese railways up to 350km/h trains.
Update certificate for ISO9001, ISO14001, ISO18001.
Add several vulcanization and crimping machines to improve production capacity.
Got 3 patents for new type composite insulator design and become high-technique production company.
Looking forward to cooperate with customers all over the world.
