Longking pioneered the pre-boiler environmental island technology with circular pipe conveyor as the main bodies, which offers a full set of green and economical system solution for the loading, piling up, storage and conveying of bulk materials used in industries such as electricity,metallurgy, coal, mine and so on.

Large-angle circular pipe conveying system for 8×660MW units of Tuoketuo Power Plant of Datang International Power Generation Co., LTD.

Fuel storage and transportation system construction project (EP project) of Qilu Branch of Sinopec