Anhui Wanrui Cryogenic Power Technology Co., Ltd. has triumphantly completed the acceptance of its proprietary "Low-temperature Refining and De-neonization Device" in the helium extraction project from natural gas in Yan'an, Shaanxi. Employing an innovative "four-stage coupling process," the device has successfully produced ultra-pure helium with an unprecedented purity level of 99.99997%, featuring a neon impurity content of less than 0.3ppm. This achievement signifies a groundbreaking technological advancement in the efficient purification of helium from low-abundance natural gas, positioning China at the forefront of the international helium extraction landscape. Wanrui Cryogenic Power boasts 19 related patents, marking the full localization of both equipment and processes. With an annual helium extraction capacity of 4 million cubic meters, the company has successfully ventured into large-scale equipment exports.