The 23 Rubik's Cube can be tested on Saturdays and Sundays. Inquiries on the official website of 23 Rubik’s Cube show that it is a registered trademark of Chengdu 23 Rubik’s Cube Biotechnology Co., Ltd. Chengdu 23 Rubik’s Cube Biotechnology Co., Ltd. was established in March 2015 to provide genetic testing services to Chinese people and carry out life data analysis business. , open all week.