Because they were brave and tenacious, the Chinese soldiers were extremely tough. In the way they fought, they were ethereal. To dodge US air craft, they usually attacked at night, and as quickly and fiercely as they assaulted, they vanished into the darkness. Because the Chinese lacked telecommunications, they had to rely on bugles, whistles, drums, and gongs to coordinate their attacks. Some Chinese soldiers were armed simply with their fists and would charge American lines with only their fist