Chentong Development Group of China (00217.HK) Announces a Sales and Lease Agreement with Independent Third Party China Energy Saving Tianhan Ecological Environment (300197.SZ) and Haikou Han Qingwater Environmental Governance for Certain Rainwater and Sewage Pollution Control and Works for Certain Rainwater and Sewage Pollution Control and Works in 11 Integrated Water Management Projects in Haikou City, Hainan Province The equipment, the purchase price is about RMB 0.15 billion, the lease period is two years, and the total rental amount is about RMB 0.156 billion. It is expected to earn about RMB 9.23 million.