少妇被又大又粗又爽,日韩夜夜爽,自拍偷拍50页,人人摸人人操操

Chinese | English

QHSE

The company has established an advanced and comprehensive internal control system and quality control system.

Introduce

The company has established advanced and perfect internal control system and quality control system, passed API spec Q1 and API 13A certification, ISO 9001 quality management system certification, 14001 environmental system certification, 18001 occupational safety and health system certification, HSE health safety and environmental protection system certification and CNPC oilfield chemical agent quality certification.
 
Quality Policy
Integrity Management, Quality Assurance
Customer First, Continuous Improvement
 
Quality Objectives
The pass rate of one-time inspection is 98%.
Customer Satisfaction Over 95%
 
HSE Policy
Safety first, prevention first; all hands-on, comprehensive management;
Improve the environment, protect health; scientific management, continuous improvement
 
HSE Objectives
All kinds of waste gas, solid waste and noise control meet the requirements of relevant national laws and regulations.
Safety incidents such as mechanical injury, electric shock, fire and poisoning are zero.
No serious casualties occurred.
No more than two minor injuries per year and no more than one per year after three years
Occupational disease incidence is zero

 

Provide the highest quality products and services to customers worldwide
Committed to becoming an international first-class oilfield chemical supplier
Contact Us
国产肛交一区二区三区| 草色青青视频在线播放| 亚洲区激情区| 麻豆黄片| 久99精品片| www.99r在线精品观看| 午夜福利欧美| 天天干天天日夜夜操| 四虎永久在线精品免费网站| 国产精品丁香| 成人一区二区不卡国产| 日本国产精品亚洲欧美大片| 国语偷拍| 影音先锋久久久久AV综合网成人| y1111111成人影院| 国产精品久久久久久久免费观看| 国产免费人成视频在线观看| 拉孜县| 91九色视频| 精品亚洲A∨无码一区二区三区| 蜜桃毛片一区二区三区| 亚洲综合蜜臀mv| 亚洲欧美日韩888| 夜夜嗨亚洲欧美| 欧美综合二区| 久久人人 码一区| j久久精品欧美| 精品久久久久中文字| 常熟市| 五月丁香激情啪啪| 午夜精品久久久久久久91蜜桃| 日韩欧美性爱一区二区| 亚洲中文字幕无码一区二区三区,| 孽欲| 日本一区2区三区| 奇米7777| 亚洲欧美国产亚洲欧美| 亚洲香交视频| 欧美日韩成人国产| 国产精品宾馆在线精品酒店| 青青久久久久久|