Societas Shandong Xinda Luxin Waterproof Materials Co., Ltd., in Weicheng District sita, famam suam pro primo cuniculo subaquaneo in Sinis - Xiamen Xiang'an Underwater Tunnel Project - constituit. Per XXVIII annos, in investigatione et evolutione productorum et servitiorum polymericorum impermeabilium operam dedit, paulatim in ducem in productis polymericis impermeabilibus in Sinis crescens.