Nantong Sifang Tank Storage and Transportation Equipment Manufacturing Co., Ltd. (NTTANK for short), was established in May 2007. It is a joint-stock private enterprise invested and built by Sifang Technology Group Co., Ltd. (stock code: 603339).

The group owns Nantong Sifang Tank Storage and Transportation Equipment Manufacturing Co., Ltd., Nantong Sifang Energy Saving Technology Co., Ltd., Sifangxing (Shanghai) Cold Chain Technology Co., Ltd., Jesco (Shanghai) Food Technology Co., Ltd., Nantong Sifang Refrigeration Engineering Co., Ltd., etc. 6 wholly-owned subsidiaries and 1 research institute. Main products: ISO tank container, refrigeration unit/heating tank box, hydrofluoric acid tank box, high-purity liquid ammonia tank box, lined tank box, ultra-length and ultra-wide tank, T20/T22 tank box, gas tank box, 29.5 KL/30KL square can box, offshore can box, medium-sized bulk container IBC and other can box products.

Design and production capacity: 8,000 units of standard boxes/year, 2,000 units of special boxes/year. The company's tank box workshop covers an area of ​​80,000 square meters. The yard area is 20,000 square meters. In order to ensure the high quality of tank boxes, advanced production equipment has been equipped, such as: French plasma/TIG welding plate machine, Swedish plate rolling machine, American MIG automatic welding and TIG manual welding machine, South Africa fully automatic three-position spraying It has a very advanced production line in the world tank box manufacturing industry. The company always adheres to the principle of "advanced quality and customer first" and is committed to providing customers with advanced products and satisfactory services.