Figure 1 The Scheme of Assembling CP 1 and CP 2 (IMAGE) Science China Press Caption The scheme of assembling CP 1 and CP 2. Credit ©Science China Press Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.