honorary qualification about hengyuan hengyuan recycling technology co., ltd-尊龙登录

high tech enterprises in shandong province

shandong solid waste recycling engineering technology research center

shandong (vertical turbulence mixer)

r & d team

environmental system certification 201906 certificate 02

environmental system certification 201906 certificate 02

3c certificate 201507

national invention exhibition award certificate (silver)

science and technology progress award of small and
medium-sized enterprises in shandong province

independent innovation award of small and medium-sized
(private) enterprises in shandong province

second prize of science and technology progress

weifang science and technology award (third prize)

provincial enterprise technology center

weifang engineering research center

certificate of weifang patent award (third prize of vertical mixer)

certificate of director unit of tailings comprehensive
utilization industrial technology innovation strategic alliance