3　Basic Requirement

3.0.1　The design of cold rolling strip plant shall follow the philosophy of economical production scale.The annual effective working hours and load rate of different production lines shall be determined reasonably in compliance with the relevant requirements in current national standards.

3.0.2　The process design of cold rolling strip plant shall adapt to the development mode of circular economy by adopting the advanced process，technology and equipment featuring energy saving，water saving and environment friendliness for the purpose of reducing raw material and energy consumption during production and improving comprehensive utilization level of gaseous waste，liquid waste and solid waste.The gaseous waste，liquid waste and solid waste shall be treated in accordance with the requirements of relevant current national standards.

3.0.3　The production line of the cold rolling strip plant shall be configured based on the principles of"advancedness，practicability，cost effectiveness and rationality".Different production lines shall be matching one another in capacity to ensure smooth and stable production and to meet the production requirements specified in the product mix.

3.0.4　The configuration level of electrical drive and automation equipment of cold rolling strip plant shall adapt to the production process requirements and technical equipment configuration of the production line.The selected automation control system and on-line measurement system shall be advanced and wellproved，and shall facilitate system maintenance and upgrading.

3.0.5　The auxiliary facility of cold rolling strip plant shall be planned comprehensively with optimal configuration on the ground of the plant construction conditions.Equipment and treatment process characterized by good performance，advanced indexes，energy saving and environmental protection shall be adopted.

3.0.6　The general layout design of cold rolling strip plant shall be carried out considering the natural geological conditions of the area where the plant is located and overall layout of the enterprise to achieve rational and compact arrangement，and smooth process flow with space provision for sustainable future development.

3.0.7　High grade products，such as automotive sheet and electrolytic tinned sheet，etc.shall be produced by utilizing consistent production technologies from iron making，steel making，continuous casting，hot rolling up to cold rolling.The cold rolling strip workshop and the upstream workshops should operate in a coordinative way or should be designed and constructed at the same time.

3.0.8　Except for precision strips and those for other special applications，the width of cold rolled strip shall be≥700mm.