1, salary. The salary of Shandong Wensheng Environmental Protection Technology Co., Ltd. ranges from 4,500 to 7,000, and that of Shandong Dong Run Instrument Technology Co., Ltd. ranges from 4,000 to 6,000.
2. treatment. Shandong Wensheng Environmental Protection Technology Co., Ltd. provides free accommodation, while Shandong Dong Run Instrument Technology Co., Ltd. does not.