The company is one of the top-five holdings of Scottish Mortgage Investment Trust PLC and several of London's Asia-focused investment trusts The company is one of the top-five holdings of Scottish Mortgage Investment Trust PLC and several of London's Asia-focused investment trusts Tencent Holdings Limited (HKG:0700), the Chinese tech colossus, said it had fired several dozen staff members over bribery and embezzlement incidents last year.The gaming, music, social media, cloud service and software group, which is one of the top-five holdings of Scottish Mortgage Investment Trust PLC (LSE:SMT) and several other London-listed Asia funds , also said it had blacklisted…