Can the market supervision bureau ask the merchants for a refund?

Of course. According to the information of China Legal Network, the Market Supervision Bureau is mainly responsible for the market supervision and management within its jurisdiction, exercising the right of punishment in accordance with legal authority and procedures, and maintaining market order, so it can ask the merchants for a refund. The Market Supervision Bureau is an administrative organ of the government, and its supervision responsibilities cover the responsibilities of the former industrial and commercial administration, quality and technical supervision, intellectual property rights (trademarks, patents, copyrights), price, catering supervision, liquor product supervision and other departments.