For instance, Tecent had 94% winning rate in its local court, while only around 50% in Beijing. [1] (unfortunately that's in Chinese)
Tencent is also well known for copying small competitors products. In fact, almost all major products from tencent are copies. And a lot of the original firms that pioneered those products were forced out of the market because of Tencent's strong hold through Qq and we chat [2]
[1] https://finance.sina.cn/2021-02-23/detail-ikftssap8206412.d....