zhè / jiā / gōng / sī / zhǔ / yào / cóng / shì / zhèng / quàn / jīng / yíng / hé / tóu / zī / gù / wèn / fú / wù

这家公司主要从事证券经营和投资顾问服务。

This company mainly provides securities dealing and investment advisory services.