Take the Sheyang Station of Environmental Monitoring through a joint assessment as an example,the paper analyses the social environment and the policy environment of the joint assessment,expatiate four areas which we should pay attention to in the joint assessment.

Brief discussion on contract review in public health testing laboratory management system;

Focusing on the problems occurred in contracts review during laboratory accreditation assessment process, this paper discusses how to carry out the contract review in building engineering laboratories in accordance with standard.

Tender evaluation and contract evaluation of construction engineering;

Synthetical analysis of many targets to select varieties;