In order to start the 2020 season of the Chinese Super League (CSL), the CFA invited renowned epidemiologist Zhang Wenhong, who is the head of Shanghai's COVID-19 clinical experts team, and two other doctors as the association's anti-epidemic experts.
Fellaini's positive test dealt a blow to the CSL's hopes of starting the season any time soon, after its February 22 start date was indefinitely postponed.
The 34-year-old spent the last four seasons of his 16-year-old career with Hebei China Fortune of the Chinese Super League.
The statement by Modrid becomes all the more crucial because rumours linking the Wales international to the Chinese Super League have resurfaced since the January transfer window is fast approaching.
Luneng and Guoan are six points further back, a gap that they are unlikely to bridge.
Iniesta is expected to continue his career in China but says his next move is yet to be finalised.
Iniesta has been linked with Tianjin Quanjian, although the Chinese Super League club declared the rumours "false" this week and threatened legal action to stamp them out.
The 33-year-old struggled for form and fitness during a disastrous stint in China, where he was among the best-paid players in the world on a reported weekly salary of €730,000.
Villarreal striker Cedric Bakambu looks certain to leave the club to join Chinese Super League club Beijing Guoan
Chongqing Lifan has announced the signing of Brazilian winger Fernandinho da Silva
