Cologne came out highly motivated after half-time and dominated proceedings, but still the "Billy Goats" squandered a number of chances.
To survive the club's crisis, Schalke turned to wage cuts, part-time work for employees, and a 30 to 40-million-euro loan from the federal state of North-Rhine Westphalia.
The big game on Sunday sees Real Madrid make their league debut away to Real Sociedad and it will be interesting to see how Zinedine Zidane's side perform and whether Martin Odegaard, who returns after a successful season on loan in San Sebastian, plays a part in the game.
The 29-year-old, who helped Bayern to the treble last season, arrived in Liverpool on Friday morning to complete his medical and put pen to paper.
Adrian Mierzejewski added the third in the 71st minute after collecting Marcelo Cirino's heel pass in close range, bringing three league wins in a row to Lifan.
Thomas Tuchel's side welcomed back goalkeeper Keylor Navas, defender Marquinhos and forward Mauro Icardi after the trio were among seven players tested positive for COVID-19, but missed Kylian Mbappe, who is still in self-quarantine at home.
The hosts almost made it four moments later but Matthias Ginter hacked Felix Passlack's shot off the goal line.
"We are waiting for what the Ministry of Health and the president are going to say about sporting activity and give us direction and that is what we are going to do as to when football activity is starting and when there is a continuation of the league," he added.
"The result didn't meet my expectations, I was thinking about 20.50s or so," said Xie.
On Friday, Persepolis beat Al-Taawoun 1-0 in Group C of the 2020 AFC Champions League thanks to Resan's penalty.
The Swede, who saw his 15-competition winning streak snapped last weekend, achieved his longest throw in the second round at the Sports Park Mladost, where a crowd of only 700 was allowed in amid public health concerns.