Utilize the input text as a context reference, choose the right relationship between Tencent and WeChat from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.
Text: Tencent (HKSE: 0700-OL.HK - news ) , which makes the WeChat software -- used by 500 million in China -- said it had repaired the flaw and that there had been "no theft (or) leakage of users' information or money."
user
subsidiary
assistant