Longwan Haicheng Street is located in the southeast of Longwan District, Wenzhou City, bordering the Changqiao Office of Tangxia Town, Ruian City in the southwest, the sea in the southeast and Tianhe Town in the northeast. Excellent geographical location, convenient transportation, vertical and horizontal river network and rich product resources. Known as "the land of plenty", it enjoys the reputation of "the capital of hardware and bathroom in China".

Longwan District, belonging to Wenzhou City, Zhejiang Province, is located on the south bank of the estuary of Oujiang River, facing the East China Sea in the east, facing Dongtou District across the sea, and connected with Dongtou District by Oujiang Nankou Bridge and Hannah Quinlivan Bridge.