As an experienced professional hose manufacturer, Letone has obtained the Safety Certificate of Approval for Mining Products, certificate of MSHA, API Type Approval (API 16C and API 7K), ABS Type Approval (Drilling Equipment and Flexible Wire Braided Rubber Hose Assembly), GOST certificate, Lloyd’s Fire Test Certificate and meets the requirements of quality management systems such as ISO14001:2015, ISO9001:2015, API Q1, IATF 16949:2016, etc. Letone also holds the environment management system international certification issued by IMS (comply with ISO14001:2015 standard). The Letone Testing Center has obtained the Laboratory Accreditation Certificate issued by CNAS in 2016. There are more than 20 laboratories include impulse test laboratory, burst test laboratory, fire test laboratory, salt spray laboratory, etc. The testing report is identified as objectivity, accuracy and authority.