evice/qcom/msm8937_64/msm8937_64.mk

increase

PRODUCT_PROPERTY_OVERRIDES += \

    ro.product.locale.language=zh \

          persist.sys.language=zh \

          persist.sys.country=CN \

          persist.sys.timezone=Asia/Shanghai \

          ro.product.region=CN
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The key is the item persist. Sys. timezone=Asia/Shanghai \

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The modified