According to popular China News platform CGTN during the investigation of 30 popular mobile phone case for Apple, Samsung, Huawei and Xiaomi out of the Five of the brands of cases were found to have toxic substances that exceeded the standard limit. Some of these cases are sold on the official Apple and Xiaomi websites.

The toxic substances found were mostly the cancerous lead polycyclic aromatic hydrocarbon and plasticizer, which could damage organs and lead to cancer, said a rep for the council.

Knowing sure that nearly seventy percent of phone cases in China are made in Shenzhen, with an annual market value of 20 billion yuan ($3.8 billion USD), according to Shenzhen Consumer Council.

One of the Chinese phone casing brands is the Yuening which has the level of the lead polycyclic aromatic hydrocarbon in one of their phone cases was 1,550 times greater than the limit. Further to this news Xiaomi which is one of the popular phone manufacturers in China and also produce phone casing producer has come out to defend there company saying that the  Council that was testing the casing is used EN 14372 as a test standard, which is not applicable to phone covers. EN 14372 is a European standard focusing on child use and care.

According to Council, one Billion Chinese use mobile phones and several percentage use phone case. According to Statistica, approximately 5 Billion are using a mobile phone in the year 2017  which are definitely going to increase this year according to forecast.

For this purpose, phone user and casing users need to be very careful not to use their money to buy what will endanger their life.