HSK 5
Zhège pǐnpái zài quánqiú dōu hěn yǒumíng.
This brand is famous worldwide.
HSK 5
Zhè jiā gōngsī yǒu quánqiú wǔwàn míng yuángōng.
This company has 50,000 employees worldwide.
HSK 6
Quánqiú biànnuǎn shì yī gè yánzhòng de wèntí.
Global warming is a serious problem.
