HONG KONG, March 20 : Chinese tech company ByteDance said on Friday it has agreed to sell Shanghai Moonton Technology, the studio behind the popular mobile game Mobile Legends: Bang Bang, to a Riyadh-based gaming firm owned by Saudi Arabia's Public Investment Fund (PIF). It did not disclose any financial details but a person with knowledge of the matter said the transaction values Moonton at more than $6 billion. Reuters reported in February that the company was in advanced talks to sell the