Shanghai Dalong chains works Co., Ltd., a wholly owned subsidiary of Rexnord Industries, LLC., boasts one hundred years of manufacturing wisdom and professional chain making experience. As a famous brand in chain manufacturing industry, Dalong has made many “first in China” records:

the first in China that made high-strength precision oil field roller chain

the first in China that exploited and developed escalator step chain T133 and T68

the first in China drive industry that passed ISO9002 Quality System Attestation

the first in China that passed API Spec 7F attestation

the only marine chain manufacturer that obtained the Certificate of Approval from Denmark MAN B&W for the manufacture and supply of main engine chains

Rexnord, pioneer enterprise in global industry, is a large transnational industrial group corporation with a history of over a century. It is the premier supplier of precision transmission equipment and components and Rexnord brand chains are world-class products.

Oil field drill chain wins the certificate of conformity of quality for export electromechanical products awarded by national mechanical ministry. Some of the escalator chains are recognized by Japan Hitachi Company for their good quality. We are the first in China to supply Shanghai Volkswagon with engine oil pump chains which are recognized by Germany Volkswagon OTS. “Dalong” chains are exported to Europe, North America, CIS, Middle East area and Southeast Asia countries and regions, and have received high opinion from users.