Liu said Luckin would not charge any fees until the "partners" recorded profits.
Liu Jianyu and Yu Hang contributed to this story.
Liu Junhai, director of the Business Law Center at Renmin University of China, took the case of Ma Le as an example.
Liu is the 59th of China's top 100 fugitives listed on the Interpol Red Notice who have returned to China, it said.
Linda Wolfe
Lin Wenjie contributed to the story.
积分榜排名优化
Listed companies on the A-share market were required to file their second-quarter reports with the Shanghai and Shenzhen stock exchanges before the end of August.
Liu Hualong, chairman of China Railway Rolling Stock Corp Ltd, said the country's top railway vehicle maker will deliver the first group of metro cars to Istanbul from its manufacturing facility in Turkey later this year.
Liu said his company sees domestic and foreign couriers as the U650's primary users. It expects the model to be a commercial success because "it is the only civilian drone in the global market that is capable of ferrying cargo with a total weight of 200 kg or even heavier".
Liu Jun, president of Lenovo's China region, said the region has led the company's global mobile phone business, as it refocuses its resources into expanding its presence in its native market.