How to tell whether oral calcium gluconate solution is true or false?

The simplest anti-counterfeiting of Sanjing brand calcium gluconate oral liquid produced by the company is the blue medical glass bottle, which is the patented packaging of the company. Other anti-counterfeiting can only be identified by company professionals! The straw of Sanjing brand calcium gluconate oral liquid produced by the company should be round, and the purchased small box can be packaged and mailed to the company for identification by the company's professionals. It may also be dropped when buying goods. If you don't trust, find a bigger drugstore to buy it! Scrape off the anti-counterfeiting coating, call or send a text message to ask.