主营业务包括：产品销售、弱电工程建设等方面。
Main business including: product sales, weak construction and so on.
主营业务包括：幼儿园服务、学前教育产品输出、学前教育师资培训、玩教具开发等。
Our businesses include kindergarten management services, preschool education products, preschool teacher training as well as teaching AIDS and toy development.
主营业务包括整机销售、配件销售、维修连锁、设备租赁、金融服务、二手车租赁等。
The main business includes machine sales, parts sales, repair chain, equipment leasing, financial services, second-hand car leasing.
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