ʻO Shandong Xinda Luxin Waterproof Materials Co., Ltd., aia ma Weicheng District, ua hoʻokumu i kona inoa no ka tunnel lalo wai mua ma Kina - Xiamen Xiangʻan Underwater Tunnel Project. No nā makahiki 28, ua kālele ʻo ia i ka noiʻi a me ka hoʻomohala ʻana i nā huahana polymer waterproof a me nā lawelawe, e ulu mālie ana i alakaʻi i nā huahana polymer waterproof ma Kina.