1, Heilongjiang Xishengyuan Trace Element Biotechnology Co., Ltd. has a good working environment. Chengdu Flextronics Electronic Technology Co., Ltd. has an independent office, which is cleaned every day, with air conditioning, water dispensers and other infrastructure, and the environment is very good.

2. Heilongjiang Xishengyuan Trace Element Biotechnology Co., Ltd. has good welfare. The salary of employees is about 5500 yuan, and each holiday has a separate gift, including five insurances and one gold, which can be paid for vacation, so Chengdu Flextronics Electronic Technology Co., Ltd. is good.