What bands are used in China?

China Mobile uses three spectrum bands of 1.9 GHz, 2.3 GHz and 2.5 GHz for 4G LTE service, which are respectively Band 39, 40 and 41. Similarly, China Unicom uses 1800 MHz, 2.3 GHz, and 2.5 GHz, namely band 3, band 40 and band 41. Among them, only band 3 (1800 MHz) is the FDD LTE.

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Who manufactures 5G chip?

Some analysts view Qualcomm as a top pick in 2022. Apple, Samsung and Chinese Android-based smartphone makers are big customers of 5G-chip makers. Those chipmakers also include Skyworks Solutions (SWKS) and Qorvo. One issue for Qualcomm is that Apple and Samsung are building more homegrown 5G devices.

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