Events
I. Establishment and Development Stage (1986-1992):
Major Events:
1986: Operated a foundry using three private houses (no factory name), nature: individual business operator
1988: Established "Longkou City Zhengzhuang Foundry"
1990: The company was renamed "Longkou City Zhengzhuang Foundry Co., Ltd."
1992: Renamed to "Longkou City Zhengzhuang Foundry"
II. Growth Stage (1993-2002)
Major Events:
1993: Profit and tax value quadrupled compared to 1992
1998: Selected as one of the top ten private enterprises by Xufu Town
1999: Awarded "Contract-Honoring and Promise-Keeping Enterprise" by Yantai Municipal Bureau of Industry and Commerce
September 2000: The company passed ISO9002 international quality system certification
July 2002: Established "Longkou Jinzheng Machinery Co., Ltd." with "Korea Ginsan Precision Manufacturing Co., Ltd." and adopted "JZ" as the company logo
III. Rapid Development Stage (2003-2007)
Major Events:
2003: Maintained the original business model and added brake disc and brake drum hub export business
2004: Won the US anti-dumping lawsuit and achieved zero tariff for exports
2005: Passed TS16949-2002 international quality system certification
2006: The staff canteen implemented restaurant-style management
2007: A staff dormitory building with a capacity of 1500 people was completed, and the dormitory implemented apartment-style management
IV. Strategic Restructuring Stage (2008-2010)
Major Events:
2008: Annual output value reached a historical high of 300 million yuan
February 2009: Products successfully registered "" trademark.
2010: Output value reached a new historical high of 450 million yuan
