The METHER YDS-47-127 is a high-capacity 47-liter liquid nitrogen storage container designed for long-term preservation of biological samples and semen under cryogenic conditions. Built with precision engineering and robust insulation technology, this model ensures excellent thermal performance, safety, and durability — ideal for laboratories, veterinary clinics, and breeding centers.

Anhui Zhongke Duling Commercial Appliance Co., Ltd, is a high-tech enterprise which specicalized in designing, manufacturing and marketing of laboratory& medical refrigerators and freezers, such as pharmacy refrigerators, ultra low temperature freezers, deep freezers, walk-in cold room, customized commercial freezers and cold chain equipments.

We pursue the concept of " For a healthy world, For a healthy future" with the strong technical support from R&D team. We produce environmentally frendly products fro high-end brands technical areas like research insitites, hospitals, laborartories, commercial retails with the dedicataion to build a green bridge for health of the humanity and the world.

We had botained the ISO 13485, ISO 9001, ISO14001, ISO45001 certificate for company management, CE, MDR for the prodcut quality control system, strike foward to the international enterprise with the quality management goal of orderly, continuous improvement and controllable risk.

Operating honestly, focusing on quality and complying with the law is our basic principle. We aim to serve for the society and for a better environment with producing environmentally products and offering best customer service.

WHO ARE WE?

Zhongke Duling is a High-tech manufacturer established since 2011, provides storage and transportation products and solutions for biological sample banks, blood safety, vaccine safety, medical supplies and reagent safety from -196 ℃ to 8 ℃ as a complete cold chain provider. We focuses on the professionalism and stability of the product, designed to provide customers with an efficient and energy-saving product.