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.
"A warm welcome to Gonzalo Higuain, a world class striker and champion," Mas said in a message that accompanied the photo.
The French defending champions kicked off their league title defence on Thursday with a shock 1-0 defeat at newly-promoted Lens, in a game which a shorthanded Tuchel had to field several young players such as 18-year-old league debutants Kays Ruiz-Atil and Arnaud Kalimuendo and 20-year-old goalkeeper Marcin Bulka, who was just making his second appearance for the first team. Enditem
"Mary is our key player and his goals tell everything," said Shenzhen coach Jordi Cruijff. "His problem is not clear and we have to wait. I hope he will back soon because we have more games in very short period."
He has also been capped 36 times for the Italian national team.
Club co-owner Jorge Mas posted a picture of himself with the 32-year-old at Miami international airport and an official announcement confirming his move was said to be imminent.
Jordi Cruyff's debut as Shenzhen Kaisa was bitter but the Dutch said he was satisfied with his players.
Other partners include former Spice Girls manager Simon Fuller, Bolivian-American businessman Marcelo Claure, Japanese entrepreneur Masayoshi Son and South Floridian investor Jose Mas, the brother of Jorge. Enditem
The 23-year-old world champion was also awarded the most popular male player of the 2020 CBSL, with Huang Yaqiong being the most popular female shuttler.
"I knew to keep calm and wait for the right gap to open - and it did, quite late."
The 29-year-old Italian international is the first newcomer at Parc des Princess during this transfer window, which will be a relief for Thomas Tuchel's side who are severly effected by the coronavirus pandemic as seven players in the first team squad, including Neymar, Kylian Mbappe and Mauro Icardi, had tested positive recently.