Daqing DeYouTong Polyurethane Technology Co., Ltd. is a technology enterprise and a registered supplier of Daqing Oilfield. The company mainly produces and sells domestic polyurethane soft equipment suitable for oilfields, refining, petrochemicals, and other fields. Products such as polyurethane flexible storage tanks, open-top tanks, oil collection berms, and flexible road surfaces have won bids in Daqing Oilfield's material procurement and are currently being promoted and used in the field, with positive user feedback and broad application prospects. Flexible storage tanks are widely used in the fields of petroleum, petrochemicals, fire protection, environmental protection, urban emergency water storage, and flood control. They feature lightweight, compact size, ease of use, convenient setup and dismantling, easy mobility and transportation; small storage volume, high space utilization when in use; resistance to UV, aging, and oil, non-corrosive, no pollution to stored media, and strong adaptability to environmental temperatures. These tanks are extensively applied for temporary storage of oily wastewater, fracturing fluids, drilling mud, crude oil, etc., in oilfield operations, as well as for storing leaked liquids during emergency response. Oil collection berms are used for placing drill pipes and drill rods from oil wells, preventing the spread of oil and water pollutants, collecting waste liquids, and protecting land and surrounding environmental resources. The berm consists of a pool body and air chambers, with fixed points around it, featuring lightweight, compact folding size, easy setup and dismantling, simple loading and unloading, strong environmental adaptability, and high resistance to oil, liquid corrosion, acids, bases, and aging.