Qualifications & Honors
AAA Credit Rating Certificate (2020.08.17-2022.08.16)
China Gas Material Supplier Access Certificate (2020.03.31)
CNPC Access Certificate
Environmental Management System Certificate
Occupational Health Management System Certificate
Quality Management System Certification
CNPC Thermal Insulation & Protection Technology Committee Group Membership Certificate (2018-2023)
EPEC Credit Evaluation Certificate (Year 3 with Seal
High-Tech Enterprise Certificate (2021.10.09-2024.10.08)
Minglu Chen
+86 28 85745006