Abstract: Producer Services which externalize the value chain is a value sector of the manufacture industry value chain. This paper study the spatial structure of Chinese city network with the ICT industry - producer services as an example.The result is that Beijing, Shanghai and Shenzhen are the core service-oriented cities and Hangzhou, Nanjing, Guangzhou and other cities are the secondary service-oriented cities of Chinese city network . The Chinese city network has a spatial structure that core service-oriented city has a nationwide network of contacts and the secondary service-oriented city generally has a regional network of contacts.

摘要： 生产者服务业是制造业外部化的结果，是制造业价值链价值环节的外部延伸。本文从价值链与生产者服务业的融合出发，以ICT产业-生产者服务业价值链为例研究中城市网络的空间结构,发现中国城市网络形成了北京、上海、深证为核心服务型城市和以杭州、南京广州等为次级服务型城市的城市网络结构；核心服务型城市具有全国性的网络联系，次级服务型城市一般具有区域性的网络联系。

关键词: 价值链, 生产者服务业, 中国城市网络, 服务型城市, Value chain, Producer service, Chinese city network, Service-oriented city