If users need to expand gas or demolition, change the pipeline position and gas equipment, please five working days in advance to our company for application.

01

If users need to increase the gas and gas equipment, must fill in the< Unit gas reporting form>, with the increase of gas equipment information.

02

Construction personnel and user agreed to pipe route and start to work (after the material), such as user unilaterally requires to change the work plan, and the increase of expenses shall be the responsibility of the user.

03

If a project must be redesigned figure, the design drawing should be made before entering the construction, qualified rear can ignition ventilation.

04

Users in the management of changing the tube can be consulted about the charges.

05

Approach and construction time is determined by consultation between the two parties.

06

Users must pay the cost of changing the tube, in order to use ventilation.