... alkalis resistance, Heat resistance As the first spandex producer in China, we started our spandex production since 1989. After more than 20 ... years development, NEWSTAR® spandex is famous for its excellent performance, stable quality and full ... type, dull type, semi-dull type, bright type, black type spandex yarn.NEWSTAR® T-635 SERIESClear type, bright type and black ...