1. The selection and determination of all materials and equipment must meet the design requirements of purification engineering and be approved by the site representative.
2 for the materials provided by the supplier designated by Party A, the construction personnel shall first put forward the material cunning and submit it to the project management department for summary and review before ordering. After the materials are transported to the site, they shall be accepted by the quality responsible engineer of the project management department and the personnel of the material department. The products without the product certificate and unqualified quality shall not be accepted, and the project management department shall notify the owner in writing. Strictly prevent unqualified materials from being used in purification engineering.
3 for the materials supplied by our company, adhere to the principle of quality and quantity guarantee, timely, economic and applicable, and select suppliers from the qualified suppliers that have passed the company's evaluation. After the selection of suppliers, first provide product samples to the owner and the supervision unit, provide product qualification certificate and inspection certificate, and order with the consent of the owner.
Four The company shall evaluate the suppliers according to the requirements of QG / ya Ⅱ - 02-99-06.1-b2 working procedure for material procurement: select one or more materials according to the type, importance and quantity of materials to be purchased, evaluate the production capacity and management level of suppliers, quality assurance system, the use effect of products in the company or other units, and the quality assurance capacity of special or new products, Quality status, etc. shall be included in the list of suppliers of the company after passing the evaluation, and shall be re evaluated regularly. After passing the evaluation, relevant materials shall be selected when purchasing by supply and demand. Suppliers with serious quality problems affecting the quality of purification project, provided product material certificates and conformity certificates that are not in conformity with the real object, which are not in conformity with the use function, whose appearance dimensions and geometric dimensions are not in conformity with the use or unqualified shall be removed from the list of suppliers.
5 after the arrival of purification engineering materials, there are inspectors to inspect the material specification, appearance quality and quantity of materials according to relevant standards. In case of any doubt or lack of items in the material certificate, samples shall be taken to the company's central test station for re inspection, and only after the re inspection is qualified can they be put into storage. After the verification is qualified, the quality certificates of relevant departments shall be submitted to the site documenter for summary and filing. All materials with incomplete data and unqualified inspection shall not be allowed to enter the site.
6 无论是净化工程建造单位灰子 钦蕉恋ノ还郝虻闹柿稀⑸璞福胂殖∠戮肷柚迷谙殖〉闹柿峡夥亢蜕璞缚夥浚⑼ㄖ滴窈图嗬砑殴偻挠泄夭棵湃嗽钡娇夥拷谐醮窝槭眨稍┐笸反砘蚣嗬砬ヽare见下入库，妥善保管。做好设备、器材开箱记录，及时收集出厂 技术实现 资料、产品合格证等。
6 the materials and equipment purchased by the construction unit or the construction unit of the purification project will enter the material warehouse and equipment warehouse set on the site after entering the site, and the relevant department personnel of the business and supervision company will be informed to the warehouse for initial acceptance. The materials and equipment will be warehoused after being signed by the owner's representative or the supervision manager and properly kept. Record the unpacking of equipment and equipment, and collect the technical data and product certificate in time.