Taiwan (with an area of 36,000 square kilometers/ 22,500 square miles) is the largest. Hainan Island (about 34,000 square kilometers /21,250 square miles) is the second-largest island, but it is the largest which is fully under the jurisdiction of China.
Continuous integration is a software development practice where developers regularly merge their code changes into a central repository, after which automated builds and tests are run.
One of the requirements for the implementation of the Continuous Integration is the utilization of the Continuous Integration tools a.k.a build servers. While there are many Continuous Integration tools out there, there are some that are more widely used.