The IAAF claims that female athletes with natural high levels of testosterone have an unfair advantage over other female runners.
Yu's deal comes the same day while Taiwan guard Wu Yongsheng completed the move from Shanghai Sharks to Xinjiang.
Also on Friday, Matheus Nascimento's penalty at his 100th game in Shijiazhuang Ever Bright handed his team a 1-0 win over Wuhan Zall.
In Sao Paulo, Palmeiras were held to a 2-2 home draw by Sport Recife. Willian and Ze Rafael struck first-half goals for the hosts while Iago Maidana and Luis Mugni were on target for Sport.
A Premier League statement released on China's social media Weibo read: "Premier League chief executive Richard Masters promised to Chinese fans that they are working hard to find solutions to broadcast the matches in China. Unfortunately, the first round matches of the 2020-21 season won't be broadcast in China."
The 28-year-old striker was one of seven players in the PSG squad who had tested positive recently. The other infected players include Kylian Mbappe, Mauro Icardi, Angel Di Maria, Leandro Paredes, Keylor Navas and Marquinhos.
In the opening men's doubles, Zheng Siwei/Wang Yilv crushed Li Junhui/Ren Xiangyu 11-7, 11-6, 11-6 in just 21 minutes to gain the first point for Qingdao.
As the COVID-19 pandemic has yet to abate and many countries have stopped their citizens to visit Indonesia, the Indonesian Badminton Association decided to cancel its bid to host the tournament, the association's Secretary-General Achmad Budiaharto said in a statement here on Sunday.
"WTT Macao will be a table tennis show like no other before it. After months of waiting to see what this is all about, the time has come to raise the curtain for our first ever exhibition of World Table Tennis," Steve Dainton, WTT Director and ITTF CEO, declared.
Inter Miami are currently 13th in the 14-team Major League Soccer standings, with just two wins from 10 matches in their inaugural season.
He came back from the injury at the beginning of the year, but following the outbreak of coronavirus, his return was postponed by a few months.