No.390Yubei District Popularity Ranking ChongqingNo.6 Papermaking EngineeringNo.28 Yin Shua / PackagingNo.41 Packaging MaterialsNo.49 System Integration Zao Zhi / Zao Zhi Chang / Paper Paper Services Paper Trade Printing and Packaging Papermaking Technology副会长单位会长单位市级创新型中小企业