2013 | The Start
Thirteen returned migrant workers started their entrepreneurial journey, and DeLong Valve Manufacture Co., Ltd. was founded. In the same year, the company was awarded the county-level honorary title of “Entrepreneurship Site for Returned Migrant Workers” of Guizhou Province, China.
2013year
2014–2018 | Expansion
The company introduced technology, capital and talent, and completed organizational restructuring. It purchased advanced production equipment and obtained the “ISO 9001:2008 Quality Management System Certification.” During this period, DeLong was awarded the county-level honorary titles of “Entrepreneurship Demonstration Enterprise for Returned Migrant Workers” and “Sunshine Project Employment Placement Site” of Guizhou Province, China.
2014- 2018year
2019–2023 | Breakthrough
DeLong established a Product R&D Leading Group and obtained 2 invention patents and 18 utility model patents. DeLong launched the Internal Combustion Engine Valve Expansion and Upgrading Project, completed the registration as a “Foreign Trade Operator” and “Customs Consignee and Consignor for Import and Export Goods,” achieved its first foreign trade export, and expanded its customer base to more than 40 clients. The company was also awarded the provincial-level title of “Employment Poverty Alleviation Workshop” and the honorary title of “Healthy Enterprise of Zunyi City” of Guizhou Province, China.
2019- 2023year
2023–2026 | New Journey
DeLong completed the Internal Combustion Engine Valve Expansion and Upgrading Project and continued to advance toward transformation and upgrading. In October 2023, DeLong was awarded the certification of “Commercial Vehicle Aftermarket Alliance Council Member Unit.” In March 2024, DeLong obtained the “IATF 16949:2016 Quality Management System Certification,” and in June 2024, it was recognized as a “Small and Medium-Sized Enterprise of Guizhou Province.” In April 2026, DeLong obtained the “Enterprise Intellectual Property Compliance Management System Certification” under the GB/T 29490-2023 standard.
2023- 2026year
Delong Valve Manufacturing Co., Ltd
DeLong specializes in the production of internal combustion engine valves, mainly engaged in the production and manufacturing of various types of valves for general gasoline engines, diesel engines, motorcycles, and agricultural machinery series internal combustion engines. The company was established on May 17, 2013, with a registered capital of 7.47 Million CNY and a total investment of 30 Million CNY. The company is situated in Hongping Industrial Park Meitan County, Zunyi City, Guizhou Province. Occupying a land area of over 10 MU (approximately 0.67 hectares), and a total covered area of 4,000 square meters. It features office buildings and factory facilities with the premises include independent, well-equipped production workshops dedicated storage warehouses and along with fully appointed residential and administrative zones.
Address: Hongping Industrial Park, Meitan County, Guizhou Province, China, 564100
Mobile Official Website
Copyright © 2023 Delong Valve Manufacturing Co., Ltd