1, PM5540 (GB2097- 1997): The lower part is a black and white square similar to the PM5540 test card.
Use TV stations: Anhui TV Station, Jinshan TV Station (no sound), Taizhou Radio and Television Headquarters. Used TV stations: Liaoning TV Station (displaying time code), Shenyang TV Station (displaying time code with dark blue "SYTV" double-line calligraphy), Chongqing TV Station, Gansu TV Station (displaying date and time), Nanjing TV Station 18 Channel (no sound), Shandong TV Station Qilu Channel (1990s), Ningbo TV Station * (displaying date and time), Ji 'an TV Station and Henan TV Station.
2.PM5544 (GB2097- 1988): The lower part is similar to PM5544, and the test card generally has background music.
Television stations used: Yangzhong TV Station (broadcast time code), Wuzhou TV Station *, Tongzhou TV Station, Baoshan TV Station, Huaihua TV Station, Huimin TV Station, Jiangxi Education TV Station, Siping TV Station, Baishan TV Station, Fuyang TV Station and Laoting TV Station. Used TV stations: China CCTV (overhauled on Tuesday afternoon), Shenyang TV (overhauled on 3 sets, 4 sets and 5 sets without sound), Yanbian TV * (displaying time code in the upper right corner), former Shaoxing Cable TV (displaying time code), Shaoxing County (Keqiao District) Radio and Television Headquarters (displaying time code), Guangdong TV, Beijing TV, Shanghai TV, Shanghai Oriental TV and Shanghai Cable. Yunnan TV (displaying time code), Guangzhou TV (displaying time code), Hebei TV, Liaoning TV, Jilin TV, Heilongjiang TV, Zhejiang TV, Ningxia TV (1994- 1998), Guangxi TV (overhauled in the 1990s, No time), Anhui TV (which once showed time code), Shandong TV, sctv, Hubei TV, Inner Mongolia TV, Henan TV (before 1994), Shanxi TV, Shaanxi TV, Fujian TV, former Liaoning Economic TV, Ningbo TV, Liaoning Cable TV, Nanchang TV, Xiamen TV, Hainan TV and former Taian Education TV.