ISO
Ke hōʻoia nei kēia palapala hōʻoia ua hoʻokō ʻo Suzhou HangJing Electronic Technology Co., Ltd. i ka GB/T 19001 - 2016/ISO 9001:2015 Quality Management System Standard, e uhi ana i ka hana ʻana a me ke kūʻai ʻana i nā resonator kristal quartz a me nā oscillators. Hoʻopuka ʻia ma Iune 03, 2019, hōʻano hou ʻia ma Iune 05, 2025, a e pau ana ma Iune 02, 2028.
SGS
Hoʻopuka ʻia ka hōʻike hoʻāʻo SGS ma Malaki 15, 2024 (Hōʻike No.: TAOC2401136501). SGS E pili ana i nā koi hoʻāʻo, no nā mea i kaupalena ʻia ma EU RoHS Directive (EU) 2015/863 (e like me ke kēpau, mercury, etc.), ʻo ka hopena ʻo "Pass".
