SAMR/CFDA Approval Processing, page-51

WHA raised $53.9m @$1.25 in June 2018, Industry Super invested $12.5m, another HK long standing supporter, Brilliant River, also put $399k, increased his holding to 7.6 million shares.

A bit more details about Brilliant River & Mason (Also holds WHA shares and 4.7m options @$1.6, and lending $20m to WHA):

Mr. Cheng Ping Yat, Brilliant River Limited, WHA substantial shareholder.
Mr. Cheng, introduced Mason, he served the HKSAR Government from 1975 to 2008, was Principal Immigration Officer from 2002 to 2007 in Beijing.

Mason is backed by Chinese billionaire, Mr Xu Rongmao (net worth $7b)
Deputy director of Economic Committee of 12th National Committee of Chinese People's Political Consultative Conference

Mr. Joel Chang, "We have $1 billion that we want to deploy in Australia over the next three years. We want to become a small Cargill and Australia offers a fantastic platform to do this," he said.