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Our History

 

2007

Established in Hongkong with company name “Topnotch Machine Co.,Ltd.” for foreign trading.

2012

Established in China Mainland with company name “Yongjia Topnotch Machine Co.,Ltd.” for manufacturing metal seat butterfly valves.

2013

Enhance production ability for facilities, employees up to 15.

2014

The company name change to “Wenzhou Topnotch Machine Co.,Ltd.” employees up to 30.

2015

Joint venture with “Zhejiang Yingbo Valve Technology Co.,Ltd.” , enlarge our product range.

2017

To be foreign agency of electric actuator manufacturer “Changzhou Power Station Auxiliary Equipment Works Ltd.” (brand “DF”) and “Yangzhou Lanling Electric Valve Co.,Ltd.”(brand’Lanling”)

2018

Complete quality system certificates ISO9001, CE1282, ISO14001,OHSAS18001,annual revenue US$12 Million, employees up to 75.

2019

Offices and gate/globe/check valves workshop move to new factory 3600 m2

2020-2021

Joint venture company name change to “Dagao Petrochemical Technology Co.,Ltd.” qualifed with API6D, buy new factory 13320 m2 in Lishui city(45km to oubei town).

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