我们进行定点有偿服务的作法是: 首先和定点单位——厂矿企业签定协议。在协议中要求定点单位列出需要信息的范围。根据这些范围,我们将每天收集到的文献资料进行扫描式的的阅读,凡是发现符合范围内的信息,即使是片言只语,或者一个广告,都一一复印后交寄定点单位,或者通过电话、口头等方式传达。这项工作的目的是使定点单位及时了解与 Our practice of fixed-point paid services is: first, and fixed-point units - factories and mines signed an agreement. In the agreement, fixed-point units are required to list the range of information needed. According to these ranges, we will scan the daily collection of literature and information, all found to be consistent with the scope of information, even if only a few words, or an advertisement, one by one copy after the delivery of fixed-point units, or by telephone , Verbally and other ways to convey. The purpose of this work is to make fixed-point units keep abreast of and