New & High Sci-Tech Certification


Small & Medium-sized Technology-Based Enterprise Certificate


Patent: Modified Engine Oil


Sci-Tech Achievement Authorized by Ministry of Enviromental Protection of P.R. China


Third Prize of Sino Engineering Industry Sci-Tech Award


Third Prize of Tianjin Technological Invention Award


Energy-Saving Product Certificate


Letter of Appointment by National Abrasive & Mould Standardization Committee


Golden Prize Of Personnel Innovative Achievement Of Two Sides Of The Straits


Patent: Modified Gear Oil


 


 

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