The self-built old house renovation project in Xi'an, Shaanxi, has a roof area about 300 square meters and the original skylight. The aluminum alloy bamboo tiles produced by Xi'an Penghang Metal Technology Co., Ltd were selected. The length is customized according to the customer's roof slope.

This project is located in a reception center in Chongqing. The entire roof area is about 4,000 square meters. The tiles are flat metal roof tiles produced by Xi'an Penghang Metal Technology Co., Ltd. The color is customized double color and the thickness is 0.8mm. The overall effect has been recognized and praised by customers.

A temple roof renovation project in Jiangsu selected No. 3 conjoined aluminum roof tiles and No. 3 split aluminum roof tiles from Xi'an Penghang Metal Technology Co., Ltd. The length of the conjoined aluminum roof tiles can be customized, the split aluminum roof tiles are more firmly installed.