History

The industry has selected outstanding companies, the companies have chosen different development directions. Seallon chose “No limits for quality”.

Seallon has always focused on improving “Production Processes” and “Product Quality”

Over 25 Years Of Industry Experience

From a small workshop to a group of modern factories, we learned how to produce efficiently; From 2 technical backbones to a mature technical R&D team, we learned how to improve product performance and quality; From a "rural hawker" to a multinational sales network, we learned how to understand and serve our customers.

Engaged in the wholesale sales of stainless steel flanges, elbows and pipe fittings in Oubei, Wenzhou,and the wholesale sales of gate valves, butterfly valves, ball valves in Nanan, Fujian.

1995

Set up its own processing workshop in Ruian, Wenzhou, to carry out the processing and production of various flanges and blind plates. Set up the second sales department in Longwan, Wenzhou. Set up its own foundry, processing, and assembly workshop in Nanan, Fujian, to produce wedged gate valves, concentric butterfly valves and ball valves for the local market.

1998

China Valve Holdings (Group) Co., Ltd was established, which is now one of the most potential enterprises in the domestic valve manufacturing industry. Its headquarter is located in Jinshan District, Shanghai, with a registered capital of 110 million yuan (increased in 2018). The main products are widely used in fields such as water supply and drainage, HVAC, fire protection, electricity, petrochemical, metallurgy, mining, construction, environmental protection, radio, television, science and education, etc. China Valve Group has advanced valve manufacturing technology from abroad, a vast sales network, and a good brand image. R&D and innovation are the driving forces for our continuous development. It has scientific and orderly product research and development, design, production, assembly, quality monitoring, and other processes, as well as comprehensive pre-sales, in-sales, and after-sales services. The factories under the group have passed ISO9001 quality management system certification, ISO1400 environmental management system certification, OHSAS18001 occupational health and safety management system certification, TS certification, and other certifications.

2003

Shanghai Meilide Valve Manufacturing Co., Ltd was acquired, focusing on the production of SG41 series hard seal wedge gate valve,SGL41 series globe valve and SB73/SB43/SB63 series triple eccentric butterfly valve. In the same year, a professional R&D and sales team was set up.

2005

Two technical chief engineer and five engineers joined us and we developed new product of SG73 series knife gate valve.

2008

SB43 series butterfly valves participated in the supply of "2010 Shanghai World Expo Russian Venue Water Pipe Laying Project".

2009

Tianjin Yifa Factory was set up. SB71/SB41 series concentric butterfly valve, SB42 series double eccentric butterfly valve and SC77 series butterfly check valve were officially put into production. And Mrs Wang joined as a shareholder.

2010

Yibao Factory in Cangzhou was set up, and SG45 series soft seal gate valves, SC41 series ball check valves and SGL41 series filters were officially put into production. Mrs Xie joined as a shareholder.

2011

SB42 series products and SG45 series products participated in the supply of "Henan branch reservoir construction project of the first phase of the Middle Route of South-to-North Water Transfer Project in China".

2012

A new batch of technical R&D personnel joined in to develop new products SK41/SK61 series ball valves. The Shanghai factory expanded the third workshop and put ball valve series products into production in the same year.

2015

Set up an international sales team to carry out export business. In the same year, "SEALLON" brand and trademark were registered to face the international market. As of November, it has opened up business and cooperation in Vietnam, Pakistan, Egypt, Turkey, France, Russia, Belarus, Kazakhstan and other countries.

2017

The SG45/SB41 series products participated in the supply of the water network reconstruction project of the Санкт-Петербург subway station in Russia.

2018

SK61/SB71 series products participated in the supply of the branch project of Heihe-Благовещенск.

2019

SB43/SB42 series butterfly valves participated in the reconstruction project of Minsk No.5 power plant in Belarus. In the same year, SEALLON multi-series products participated in the supply of Ust Kamenogorsk municipal engineering project in Kazakhstan.

2020

SG45/SC41 series products participated in the supply of Morogoro water network laying project in Tanzania.

2021

SK67 series ball valves participated in the construction project of natural gas transmission pipeline on the West Line of Газпром In Russia.

2022

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