Hangzhou Base contains two geographic clusters of business operations in south and north of Qiantang River. The Chuangxin Mansion is the center of the south cluster. It is located on No.3850 of Jiangnan Road of bingjiang District in the south bank of Qiantang River with a total building floor of over 12000 m2.It's main function is to attract big companies and introduce into hangzhou foreign technologies. It houses foreign and domestic well-know companies, national research institutes and companies run by overseas Chinese returnees. The Dongruan Chuangye Mansion is the center of the north cluster. It is located on No.99 of Huaxing Road in north bank of Qiantang River with a total building floor or over 6000 m2. It is an incubator for small and medium Ic design companies and has now housed a number of IC design teams, among them, several have been promising in their business with new products of good market prospects, especially for those who had developed a number of high-level chips with full ownership of Ips.