1. June 1988 Set up the Wenzhou Shacheng Hualian Valve Factory

2. October 1988 Started making Italian style super-short ball valve

3. May 1993 Changed the name to Wenzhou Ouhai Hualian Valve Factory(stock cooperative)

4. May 1999 Registered the trademark of "OULIFA"

5. November 2001 Changed the name to Wenzhou Hualian Valve Factory

6. December 2002 Past through the ISO900:2000 quality management system certification

7. August 2003 Changed the name to Wenzhou Pioneer Valve Co.,Ltd upon restructuring

8. September 2005 Become the vice president of Wenzhou Longwang Valve Association

9. October 2005 Started researching and developing and production the vacuum valve

10. December 2005 Become the member of valve branch of China General Machinery Industry Association

11. June 2006 Registered the trademark of "Pioneer"

12. October 2006 Got the merit enterprises name of China Valve City

13. December 2006 Development and started production the regulating vacuum valve and bagan using in new energy and industrial

14 April 2007 Got the TS association of the Manufacture License Of Special Equipment Of China(pressure piping components)

15. August 2007 Compiled the standard of super-short ball valve and made it registration

16. December 2007, wafer type jacketed ball valves and other products were selected into the "China Valve New Products Directory"

17. October 2008 Development and production the tilt tank bottom ball valve, and with its own brand exporting countries and regions in Southeast Asia

18. August 2010 Set up the Vacuum Valve Division and volume production full range of vacuum valve

19. August 2010 Joined the China Vacuum Equipment Industry Association

20. November 2011 Develop high pressure metal seated ball valve

21. March 2012 Develop electric adjusting ball valve for HVAC refrigerant air conditioning

22. August 2013 Start manufacturing titanium, hastelloy alloy material etc

23. December 2014 Design and custom-made super-short jacketed three way ball valve for Euro Customer

24. November 2016 Attend the Valve World Expo 2016 in Dusseldorf Germany.

25. August 2017, a new semiconductor-grade high vacuum ball valve was launched.

26. October 2018, successfully developed a new product of inclined hard seal jacketed tank bottom ball valve

27. October 2020, won the Zhejiang Science and Technology Small and Medium-sized Enterprise

      Contiune...