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ZSHWE/ZDRWE series three-eccentric butterfly valve plate and seal ring with a unique three-eccentric structure, with compact structure, good cutting performance, long service life and other characteristics, both adjustment and cutting off two functions. Widely used in chemical, electric power, textile, food, medicine, paper and other industrial departments and municipal engineering, water plants and other pipelines to tap water, sewage, oil liquid or air, gas, natural gas, water vapor media cut-off or regulation flow control.
Nominal pressure grades of this series of products are PN(MPa)0.6, 1.0, 1.6, 4.0(150lb, 300lb); Valve body diameter range DN80~1200(3 "~48"); Applicable fluid temperature range -60~+450℃; Multi-level sealing, two-way zero leakage; All metal hard seal, up to grade V leakage. The flow characteristic is approximately equal percentage.

Dare to think, dare to be the brand gene of Yongsheng, the company’s annual investment in research and development is as high as 10% of total profits, hundreds of industrial R & D personnel, focus on valve safety technology innovation and promotion, and continuously promote the growth of enterprises and industry development.

Adhering to the core value of “making customers worry-free”, Yongsheng Technology continuously innovates and improves its system service capabilities, committed to providing customers with safe, efficient, and precise valve products and services, surpassing customer expectations and enhancing customer value. 

Entrepreneurial growth 1997-2007

In November 1997, Fuyang Yongsheng Instrument Co., Ltd. was established

In January 2004, the company moved to the new plant in Lushan Industrial Park, Fuyang City

In August 2005, the company became a qualified supplier of Sinopec and petrochina materials procurement platform

In May 2007, the company's product regulating valve, ball valve and butterfly valve obtained A class, B class special equipment manufacturing license; Gate valve obtained Class B special equipment manufacturing license

Innovation and Progress 2008-2013

In June 2008, the company was rated as "Key growth enterprises in Zhejiang Province".

In October 2008, the company was rated as "National Key high-tech Enterprise".

In May 2011, "Intelligent regulating valve with high pressure difference, low noise and high precision" was listed as a national innovation fund project

In January 2013, "Yongsheng" trademark was rated as a famous trademark in Zhejiang Province

In July 2013, the company was rated as "Top Ten Social Responsibility Construction Units" in Fuyang City.

Create a butterfly change 2014-2019

In January 2015, the company established a wholly owned valve research and development center - Hangzhou Yongsheng Technology Co., LTD

In December 2015, the company participated in GB/T 17213 control valve national standard series repair, formulation and drafting work was completed

In December 2015, Zhejiang Yongsheng Technology Co., Ltd. successfully landed on the New Third Board, stock code :834824

In May 2017, the company's renovation and expansion project was completed: two production bases with an annual output of more than 50,000 control valves and an annual output of 5,000 tons of resin sand castings and 1,500 tons of silica sol castings were built

In February 2018, it became the director unit of China Valve Association and the president unit of Fuyang Valve Association. In December 2019, it passed the identification of LNG ultra-low temperature localization

Vision the Future 2020- The future

In January 2021, it won the "product" label certification of Zhejiang Manufacturing

In February 2021, the first (set) product of Zhejiang manufacturing industry

In December 2021, the domestic products of conventional island trap passed the identification

In January 2022, the Digital factory transformation and upgrading project was launched (Mechanical Arm Processing Center)

In August 2022, won the Ministry of Industry and Information Technology national "specialized special new" little giant

In September 2022, it won the title of Zhejiang Intellectual Property Demonstration Enterprise

In January 2023, Zhejiang Yongsheng Technology Industrial control valve Enterprise Research Institute

At the beginning of its establishment in 1997, the total number of employees of Yongsheng Technology was only seven, and by 2023, the number of employees of the whole group will reach more than 600 people, an increase of more than 80 times.

The initial industrial output value of the company is only 360,000 yuan, to 2023 continued rapid growth, industrial output value of 800 million +, an annual growth rate of 42.5%.

In 2008, Yongsheng Technology set up its first office - Beijing office.

By 2023, it has set up more than 20 offices all over the world.

And the first valve 4S service network, by the end of 2023, has been built in Urumqi, Ningbo, Wuhan, Cangzhou, Huai 'an and other places "4S" service network.

Zhejiang Yongsheng Technology Co., Ltd. provides solutions for industrial fluid control worldwide. Established in 1997, it is a large-scale industrial control valve enterprise that integrates control valve design, research and development, manufacturing, sales, and services. It is a national A-level licensing unit for special equipment manufacturing, a national key high-tech enterprise, a national torch plan project implementation unit, and a national "specialized, refined, and new" small giant enterprise Associate member of China Valve Industry Association, director unit of China Instrument and Meter Industry Association, and president unit of Fuyang District Control Valve Association. The series of intelligent control valves, ball valves, butterfly valves, self operated valves, professional valves, vacuum valves and other products produced and developed by it have been widely used in global fields such as petroleum refining, fine chemical industry, coal chemical industry, nuclear industry, LNG, chemical fiber, electricity, metallurgy, new energy, pipeline transportation, papermaking, and have been recognized by users such as CNPC, SINOPEC, and CNOOC.

The company is headquartered in Lushan Industrial Park, Fuyang, Hangzhou, Zhejiang, with a construction area of 70000 square meters. It has two major manufacturing bases capable of producing over 100000 industrial control valves annually and a casting base capable of producing 5000 tons of resin sand castings and 1500 tons of silica sol castings annually, forming three major industrial cluster advantages and ensuring the service capacity of the entire industrial chain. The factory adopts information management: through ERP, MES, barcode management, CRM, PLM, OA to achieve optimal allocation of resources for market, research and development, procurement, production, and sales, with traceable quality and controllable timeliness. Adhering to the core value of "making customers worry free", Yongsheng Technology continuously innovates and improves its system service c

The company has the ability to provide full industry chain services, with independent production of castings, valve bodies, and accessories. It has established a leading domestic flexible production and manufacturing center, an automated assembly line for cylinders and ball valves, and has fully implemented ERP information management.
The company has over a hundred sets of industry-leading processing equipment, including intelligent production lines for automated robotic arms, ball valves and regulating valves, automated production lines for pneumatic actuators, horizontal machining centers, gantry vertical machining centers, CNC lathes, dual table horizontal machining centers, and plasma automatic deposition welding machines.
At the same time, we have experienced and skilled valve craftsmen who demand craftsmanship with a spirit of craftsmanship, strive for excellence, ensure high-quality and reliable products, and perfect craftsmanship and efficiency. We produce over 100000 industrial control valves annually.

At present, Yongsheng Technology has over 600 global employees and has established more than ten offices and service centers in China and around the world. At the same time, the company has established an international affairs department and a rapid response center to provide professional service support to global customers in a timely manner.
At the same time, Yongsheng Technology has established a complete set of sales and after-sales service systems, setting up branches/offices in key domestic provinces and cities such as Beijing, Shandong, Wuhan, Henan, Jiangsu, Sichuan, Northwest, and Northeast China. After sales issues can be resolved through the service hotline 4008-959518, achieving a 2-hour response plan and 24-hour service.