欧美性色A片免费免费观看的,国产成A人亚洲精V品无码性色,国产亚洲精品久久久久久,国产韩国精品一区二区三区,免费少妇荡乳情欲视频

The “2019 Beijing-Tianjin-Hebei Region Chemical Enterprise Automation and Safety Instrumentation System Transformation Technology Forum” hosted by the China Academy of Safety Sciences Major Hazardous Source Monitoring and Accident Investigation and Analysis and Appraisal Center was opened in Tianjin Economic and Technological Development Area from September 18^th?to 20^th?, 2019, and DDTOP was invited to participate. Due to the high level of concern for the safety of the industry in recent years, our company sent the director of marketing center Mr. Ye and our sales representative to participate in this conference. The conference was jointly attended by experts in the analysis of industry safety issues, mainly focusing on the interpretation of the concrete implementation of the national security management three [2014] No. 116 document and the discussion and analysis of relevant difficulties in the implementation process.?As a famous brand in the industry, DDTOP is honored to participate in this analysis and discussion, and make an in-depth analysis of the issues related to the increasing emphasis on safety of our company’s instruments in recent years with the experts. DDTOP will continue to take “Serve the World Project, Highly Respect for Safety” as its responsibility in the future, and make continuous in-depth efforts to improve technology and be a leader in the industry.