三角草的春天VIP在线观看全集免费完整版第13集 雪梨影院 三角草的春天VIP在线观看全集免费完整版第13集 雪梨影院 ,陈雅伦南洋十大邪术在线观看全集免费完整版第08集 陈雅伦南洋十大邪术在线观看全集免费完整版第08集 ,毕福剑言论不雅视频说了什么在线观看全集免费完整版第 毕福剑言论不雅视频说了什么在线观看全集免费完整版第

发布日期:2021年10月22日

API

Since 1924, the American Petroleum Institute(API) has been a cornerstone in establishing and maintaining standards for the worldwide oil and natural gas industry. They are the most widely cited standards by the international regulatory community. We acquired API Q1 quality management system certification in June 16, 2015, becoming one of the first few chemical companies of having this certification.


三角草的春天VIP在线观看全集免费完整版第13集 雪梨影院 三角草的春天VIP在线观看全集免费完整版第13集 雪梨影院 ,陈雅伦南洋十大邪术在线观看全集免费完整版第08集 陈雅伦南洋十大邪术在线观看全集免费完整版第08集 ,毕福剑言论不雅视频说了什么在线观看全集免费完整版第 毕福剑言论不雅视频说了什么在线观看全集免费完整版第 11.jpg

Why choose us

Years of experience for oil field chemicals, oil refining chemicals, and oil additives manufacture.

Rich experiences in chemical cleaning services during refinery maintenance.

Strict QHSE & API Q1 standard to control all process.

Never stop on creation and innovation with an elite team.

Timely visit customers to ensure the best using effect.

Cooperate with well-known logistics companies to ensure products safety.

2212501771 jsb@czhxch.com 13673270471