Qualification & Honor

Every qualification and honor is a reflection of Dayang Group's pursuit of high quality, and a true reflection of the trust we have earned from our customers through technological innovation and quality service.

High-tech enterprises

Specialized and Specialized New Enterprises

32 invention and utility patents

Safety production standardization level 3 enterprises

Shandong Famous Brand Products

ISO 9001

ISO 18001

ISO 14001

National 3C product certification

API5L and API5CT certifications