These are JWICK switches, manufactured by JWK. JWICK is the English name for Dongguan Jingweike (精微科) Electronic Technology Co., Ltd. JWICK switches are lightly factory lubed and using the newest JWK v2 molds. It is very durable and good quality switch and at the same time, JWICK T1 tactile switch brings you that mid-tactile bump at a much more affordable price point and SMD LED compatible. There were a malicious clone attempt happened a while ago, and to differentiate from the clone unit, the switch will feature a JWICK logo. We are the only JWK authorized Indonesian vendor for this switch currently.