Zhōngguó de yǔhángjú zài tàikōng tànsuǒ fāngmiàn qǔdé le jùdà jìnbù.
China's space agency has made great progress in space exploration.
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NASA is called 美国宇航局 (Měiguó Yǔhángjú) or abbreviated 美宇航局. China's space agency is officially called 国家航天局 (Guójiā Hángtiān Jú, CNSA), not 宇航局, though 宇航局 is used colloquially.