On April 17, 2023,  Shenglong Oil and Gas Pipeline Inspection Technology Co., Ltd. (hereinafter referred to as Shenglong ) passed the China National Accreditation Service for Conformity Assessment (CNAS) accreditation assessment, met the requirements of ISO/IEC 17025:2017, and obtained a Laboratory Accreditation Certificate. Obtaining this certificate signifies that Shenglong  can issue reports within the recognized inspection field with the CNAS special seal, as well as use the CNAS recognized logo/joint logo on proposed advertisements, specialized letterheads, and promotional publications; The inspection service capability of Shenglong has been further recognized and improved.