1995
October, "Yongjia County Boteli valve Co., Ltd." was founded with 2.10 million Yuan registered capital. The company manufactured forged steel valve and broke the monopoly position of state-owned enterprise.
1996
June, the company's plant with a floor area of 2820m2 and a building area of 2670m2 was completed.
1997
March, the company was upgraded to "Zhejiang Boteli valve Co., Ltd.", the registered capital was increased to 8 million Yuan. Its production capacity of forging steel valve stands is in the front rank in the country.
1998
November, the company reorganized equity, and set up "Zhejiang Boteli Industrial Group Co., Ltd." with 58 million Yuan registered capital. It began to produce butterfly valve, ball valve, API valve, etc, and became a comprehensive valve enterprise with products for extensive fields and strong R&D capability.
1999
September, a plant with a floor area of 13320m2 and a building area of 12600 m2 was completed and put into production. Production capacity of the company was increased greatly.
2000
April, trademark "BTL" was registered. The company has gone on the way to brand-making.
2001
September, the company was updated to "Boteli Valve Group Co., Ltd." With 70 million Yuan registered capital. Large quantities of new products were developed, innovation ability of the company was improved greatly, and captured the attention of expert, customer and the industry.
2002
January, the company has become the member of market purchasing network of CNPC and SINOPEC. Its products began to enter national large-scale enterprise and major project.
2003
October, the company set up department of foreign trade, and extended antenna to U.S.A, Europe, Middle East and other countries and regions.
2004
January, modern Boteli industrial park with a floor area of 32200m2 and a building area of 33700 m2 was completed and put into production.
August, the first foreign marketing branch was founded in Brazil.
2005
July 1st, Yunhe valve casting base covering an area of 100 mu began construction.
December 12, the chairman of the Chinese People's Political Consultative Conference Jia Qinglin inspected Boteli Group.
2006
September, the group company was awarded national grown small-and-medium-sized enterprise, one of the 500 manufactures in machine building industry
November, the group company was awarded national inspection-free product.
2007
June, trademark " BTL " was awarded the honorable title of "China famous trademark".
July, technical center of the group company was awarded the honorable title of "Zhejiang provincial technical center ".
2008
March 27, Yunhe company of Boteli Group was completed and put into operation.
2009
August 23, Premier of the State Council Wen Jiabao inspected Boteli Group.
December 26, the company was awarded "Private enterprise with most growth in 2008"
2010
February 1st, Group board chairman Huang Shengfeng was awarded the honorable title of "Top ten economic personages of Wenzhou in 2009".
April, the group was awarded Top 100 industrial enterprises in Wenzhou, and board chairman Huang Shengfeng continued to hold a title of elite entrepreneurs in Wenzhou.
2011
January 14, the company's new product - high parameter all-welded pipeline ball valve passed certification of provincial industrial new product.
February, the company was awarded advanced enterprise of establishing harmony labor relation in Zhejiang province.
2012
March, the company was awarded the honorable title of "Top 100 industrial enterprises in Wenzhou" by Wenzhou city committee and government.
June 15, Boteli spent 10 million Yuan to set up a charitable fund.
June 28, Luodong high-tech industrial park of Bowei complete equipment company that hold controlling interest by the company began construction.