"Integrity, innovation, service, win-win"

Shandong Longchang Plastic Industry Co., Ltd.


The company is the first in the industry to pass the ISO9001 international quality management system, ISO14000 environmental quality management system, OHSAS18000 occupational health and safety management system, ISO10012-2003 measurement and testing management system certification.

Certificate of Intellectual Property Management System Certification

Certificate of Intellectual Property Management System Certification

After-sales service

After-sales service

Merchandise service certificates

Merchandise service certificates

Quality Management System Certificate

Quality Management System Certificate

Quality Management System Certificate

Quality Management System Certificate

Occupational Health and Safety Management System Certification

Occupational Health and Safety Management System Certification

Occupational Health and Safety Management System Certification

Occupational Health and Safety Management System Certification

Environmental Management System Certificate

Environmental Management System Certificate

Environmental Management System Certificate

Environmental Management System Certificate

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