On the afternoon of June 4, 2021, ECEC organized young volunteers to leave for 168 Rose Garden Primary School to carry out the activity of “Youth Volunteer Travel with Environmental Protection in Classroom Teaching“. With “the world’s Environmental Day and Saving Water Resources” as the theme, the activity propagated knowledge of environmental protection to the primary school pupils by means of environmental protection lectures and award winning competition, etc. The Company’s environmental protection volunteers gave detailed introduction to water resource status on the earth with help of their professional advantages in the form of PPT and small videos from the perspective of the World’s Environmental Day, water’s Journey and saving water. Moreover, they recommended some water saving measures in daily life.