Dongguan Yijin Network Information Co., Ltd. () was established in 2004. It is located in Humen, a famous historical and cultural city and the southern important town of the Pearl River Delta. It is one of the earliest Dongguan Internet companies engaged in the IT industry in Guangdong Province.

Ejin.com is an Internet service provider specializing in website construction and website promotion. It owns two B2B industry website platforms: Machinery Hardware Information Network and Dongguan Guide Network. It makes full use of the advanced Internet technology and integrates the advantages of information resources. "Learning, dedication, unity, pioneering, and transcendence" policy, Committed to providing e-commerce for small and medium enterprises Services, to achieve a comprehensive strategic platform for commercialization, electronic, and informatization...