It is a second-tier brand.

Guangdong Mingmen Lock Industry Co., Ltd. (referred to as Mingmen) was founded in 1998. It is a professional modern enterprise focusing on the research and development, manufacturing, marketing and service of door lock hardware. The manufacturing base is located in Zhongshan, Guangdong, known as the "Hardware Capital". The industrial park covers an area of ??more than 60 acres and has more than 1,000 employees. It is a leading enterprise in China's door lock industry.

Mingmen lock industry has two major brands, "Mingmen" and "Dongmu", as well as Guevara high-end series, dozens of product lines and thousands of varieties. After years of hard work, Mingmen products have won the favor of consumers at home and abroad with their stable quality and unique appearance. Mingmen products have been selected by the Great Hall of the People and the Olympic Media Village.