Five colors of blue, yellow, black, green and red, with mountains and snowflake patterns, and two patents... On the evening of February 2, the Beijing Winter Olympic Games curling competition took off in the "Ice Cube". The five-ring color masks worn by the audience at the site of the competition were a sight to behold. It is reported that the special medical protection N95 masks, named "Rhyme Hill", were designed and produced by Naton Medical Protective Equipment (Tianjin) Co., Ltd., an enterprise based in Tianjin Port Free Trade Zone, as a producer of epidemic prevention materials, Naton Protection has not only shown its corporate responsibility in the current round of local epidemic in Tianjin, but also contributed to the prevention and control of the epidemic in the present Beijing Winter Olympic Games.

　　"The design of the mask was developed from October last year, and it was only after several reshaping tests that it finally took shape." According to Wang Wenyi, General Manager of Naton Protection, this mask has been optimized and designed based on the analysis and comparison of the facial features of more than 2,000 people from different regions in China, which is more in line with the facial shapes of the national people. To reflect the elements of the Winter Olympics, the mask design has incorporated the five colors of the five Olympic rings and skillfully combined the rolling mountains with graceful ice ribbons and crystal clear snowflakes. This mask features two patents for appearance and utility model, and satisfies the 13 performance standard requirements for N95 medical protective masks in the national standard, providing protection against epidemics for the on-site audience of the Winter Olympics.