The family members of Xinxiang Xinli Purification Technology Co., Ltd. showed a happy smile during the learning process and promoted the efficiency of knowledge growth under the guidance of a happy atmosphere. Every time there is a wonderful place, you will hear thunderous applause from time to time!

Mr. Zhao, the chairman of Xinxiang Xinli Purification Technology Co., Ltd., was deeply touched after listening to this course. With the opportunity of this training, Mr. Zhao took the stage to express his gratitude to the family members of Xinli Purification, and expressed deep gratitude to Professor Wang Wei for his passionate speech.