The college entrance examination is approaching，Beijing Huitian Operation and Maintenance Company organizes equipment operation and maintenance team、bc.game casino testing unit came to Hengshui No. 13 Middle School high-quality piped drinking water project，Joined with the school logistics office to carry out bc.game casino safety inspection before the college entrance examination。

The company entrusts Qinghong Testing Company, a professional bc.game casino testing unit, to conduct full water purification index testing on the bc.game casino of the equipment.。After testing，Total coliforms in drinking water、Turbidity、PH value、Total dissolved solids、Oxygen consumption、More than 30 testing indicators including total hardness are in compliance with the current "Purified Drinking bc.game casino Standards" and "Drinking Water Hygienic Standards"。

This bc.game casino safety inspection，Received strong praise and recognition from the school leaders，is a full reflection of Huitian Operation and Maintenance Company’s high-quality pipeline drinking water service and safety guarantee。When the college entrance examination is coming，The company arranges the deployment carefully，Escort the majority of candidates，At the same time, I wish all candidates a successful start、Gold List Title。

(Contributed by Zuo Xiaoming and Kanghe of Huitian Operation and Maintenance Company)