Nanjing Honest Construction Development Co., Ltd. (hereinafter referred to as the company), located in beautiful Nanjing, China, is a scientific and technological engineering company dedicated to "green building engineering construction and intelligent energy saving system operation and maintenance services". Since its establishment in January 2008, the company has actively advocated the green development concept of "harmonious coexistence of human, building and natural environment", fully developed the honest spirit of "unity, struggle, development and Transcendence", developed innovation and forge ahead. The company has rapidly realized the transformation and upgrading from the initial main mechanical and electrical engineering construction to the integrated service ability of "green building engineering design, construction, operation and maintenance", and made every effort to create two business cards of "green building engineering construction" and "smart energy saving platform operation and maintenance" in order to make us gradually become the leader in the field of intelligent and energy-saving engineering construction.