坐落在风景秀丽的牡丹江市内，“HLMF”是公司的注册商标。 Mudanjiang Hongliang Sealing Device Co., Ltd. is located in the beautiful city of Mudanjiang. "HLMF" is a registered trademark of the company. The company is an enterprise that has developed, developed, produced, processed and traded.
Main products: professional design, processing and manufacturing of shaft seal seals for various specifications and types of rotating machinery and equipment. The series of sealing devices developed by the company are suitable for generators, steam turbines, wind turbines, high-voltage motors, fans, coal mills, reducers, couplers, rotating equipment on the paper machine production line, rolling equipment on the rolling mill production line, and ships. And the rotary shaft seal sealing device on the lifting equipment.
The series of sealing devices developed by the company have won many national invention patents. This sealing device product is sold well in power enterprises, national defense industry, petrochemical industry, metallurgical coal, cement papermaking, shipbuilding and harbor transportation terminal.
The company has formed a complete, scientific and comprehensive quality management system from the material entering the factory to the product leaving the factory, and has modern testing methods. Product manufacturing and maintenance of machinery and equipment have obtained ISO9001-2000 international quality system certification.