Is it legal for Hangzhou Science and Technology to deduct wages at will in Xiaoshan District of Hangzhou?

Illegal. Official website, a China law, shows that it is illegal for Hangke Technology in Xiaoshan District to deduct wages at will. If the company arbitrarily deducts wages, workers can report to the labor inspection department. You can also apply to the people's court for arbitration. After knowing the situation, the labor administrative department will order the workers to pay wages and economic compensation, and may order them to pay double wages for compensation.