A Chinese father could not find drugs to treat his son’s rare genetic disease, so he decided to make them himself

Xu Wei was just a father trying to make ends meet and raise his newborn son as a small business owner selling electrical sockets online.

Then Xu, from Kunming, the capital of southwest China’s Yunnan province, received devastating news: His one-year-old son Haoyang had been diagnosed with Menkes Disease, a rare genetic disorder that typically results in death in just a few years.