Lock of One Heart lies tightly along the Laomo Bay Square. It is based on three circles of one center. There a 4 totem pillars(each with 0.4m length) in the left and 2 in the right side, with the bamboogroves, arbor forest and sand stone peaks in the back. There is a folk tale of a Minority Tujia couple and the lock of one heart in Zhangjiajie, which is said that as long as the lovers unite the lock of one heart, they will stay together, love forever and never depart. With 9.9m height, 4.2m wide, 2.5m thickness and 20 ton weight, the lock is great and unique in style, and echoes with the love stories of the Couple’s Rock, Waiting for Lover, Long-distance Meet etc. The lock is made of cement; at the bottom are some words“the First Lock of One Heart in China”, and it’s hollow facing the Road of One Heart at the centre of the lock. One the back of the lock, there are Chinese letter“喜”(congratulation) and the design of dragon and phoenix showing good luck.