diff --git a/.github/workflows/build-armbian.yml b/.github/workflows/build-armbian.yml
index 32e6bab89a..e334c7b155 100644
--- a/.github/workflows/build-armbian.yml
+++ b/.github/workflows/build-armbian.yml
@@ -51,6 +51,7 @@ on:
           - h66k
           - h68k
           - eaidk-610
+          - king3399
           - beikeyun
           - l1pro
       armbian_kernel:
diff --git a/build-armbian/armbian-files/common-files/etc/model_database.conf b/build-armbian/armbian-files/common-files/etc/model_database.conf
index 49dc4c8998..000616e734 100644
--- a/build-armbian/armbian-files/common-files/etc/model_database.conf
+++ b/build-armbian/armbian-files/common-files/etc/model_database.conf
@@ -173,6 +173,7 @@ r204    :H68K                        :rk3568   :rk3568-opc-h68k.dtb
 # 1.ID  2.MODEL                      3.SOC     4.FDTFILE                               5.UBOOT_OVERLOAD              6.MAINLINE_UBOOT                     7.BOOTLOADER_IMG                 8.KERNEL_BRANCH  9.PLATFORM  10.FAMILY      11.BOOT_CONF     12.BOARD         13.BUILD
 #-------+----------------------------+---------+---------------------------------------+-----------------------------+------------------------------------+--------------------------------+----------------+-----------+--------------+----------------+----------------+-------
 r301    :EAIDK-610                   :rk3399   :rk3399-eaidk-610.dtb                   :NA                           :u-boot.itb                          :idbloader.img                   :6.x.y           :rockchip   :rk3399        :armbianEnv.txt  :eaidk-610       :yes
+r302    :KING3399                    :rk3399   :rk3399-king3399.dtb                    :NA                           :u-boot.itb                          :idbloader.img                   :6.x.y           :rockchip   :rk3399        :armbianEnv.txt  :eaidk-610       :yes
 
 
 # Rockchip RK3328 Family
diff --git a/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/armbianEnv.txt b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/armbianEnv.txt
new file mode 100644
index 0000000000..4719475d0f
--- /dev/null
+++ b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/armbianEnv.txt
@@ -0,0 +1,8 @@
+verbosity=7
+bootlogo=false
+overlay_prefix=rockchip
+fdtfile=rockchip/rk3399-king3399.dtb
+rootdev=/dev/mmcblk0p2
+rootfstype=ext4
+rootflags=rw,errors=remount-ro
+docker_optimizations=on
\ No newline at end of file
diff --git a/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.bmp b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.bmp
new file mode 100644
index 0000000000..3663f63680
Binary files /dev/null and b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.bmp differ
diff --git a/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.cmd b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.cmd
new file mode 100644
index 0000000000..ceedc9cbf6
--- /dev/null
+++ b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.cmd
@@ -0,0 +1,77 @@
+# DO NOT EDIT THIS FILE
+#
+# Please edit /boot/armbianEnv.txt to set supported parameters
+#
+
+setenv load_addr "0x9000000"
+setenv overlay_error "false"
+# default values
+setenv rootdev "/dev/mmcblk0p1"
+setenv verbosity "1"
+setenv console "both"
+setenv bootlogo "false"
+setenv rootfstype "ext4"
+setenv docker_optimizations "on"
+setenv earlycon "off"
+
+echo "Boot script loaded from ${devtype} ${devnum}"
+
+if test -e ${devtype} ${devnum} ${prefix}armbianEnv.txt; then
+	load ${devtype} ${devnum} ${load_addr} ${prefix}armbianEnv.txt
+	env import -t ${load_addr} ${filesize}
+fi
+
+if test "${logo}" = "disabled"; then setenv logo "logo.nologo"; fi
+
+if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=tty1"; fi
+if test "${console}" = "serial" || test "${console}" = "both"; then setenv consoleargs "console=ttyS2,1500000 ${consoleargs}"; fi
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
+if test "${bootlogo}" = "true"; then
+	setenv consoleargs "splash plymouth.ignore-serial-consoles ${consoleargs}"
+else
+	setenv consoleargs "splash=verbose ${consoleargs}"
+fi
+
+# get PARTUUID of first partition on SD/eMMC the boot script was loaded from
+if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:1 partuuid; fi
+
+setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} consoleblank=0 loglevel=${verbosity} ubootpart=${partuuid} usb-storage.quirks=${usbstoragequirks} ${extraargs} ${extraboardargs}"
+
+if test "${docker_optimizations}" = "on"; then setenv bootargs "${bootargs} cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory swapaccount=1"; fi
+
+load ${devtype} ${devnum} ${ramdisk_addr_r} ${prefix}uInitrd
+load ${devtype} ${devnum} ${kernel_addr_r} ${prefix}Image
+
+load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
+fdt addr ${fdt_addr_r}
+fdt resize 65536
+for overlay_file in ${overlays}; do
+	if load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-${overlay_file}.dtbo; then
+		echo "Applying kernel provided DT overlay ${overlay_prefix}-${overlay_file}.dtbo"
+		fdt apply ${load_addr} || setenv overlay_error "true"
+	fi
+done
+for overlay_file in ${user_overlays}; do
+	if load ${devtype} ${devnum} ${load_addr} ${prefix}overlay-user/${overlay_file}.dtbo; then
+		echo "Applying user provided DT overlay ${overlay_file}.dtbo"
+		fdt apply ${load_addr} || setenv overlay_error "true"
+	fi
+done
+if test "${overlay_error}" = "true"; then
+	echo "Error applying DT overlays, restoring original DT"
+	load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
+else
+	if load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-fixup.scr; then
+		echo "Applying kernel provided DT fixup script (${overlay_prefix}-fixup.scr)"
+		source ${load_addr}
+	fi
+	if test -e ${devtype} ${devnum} ${prefix}fixup.scr; then
+		load ${devtype} ${devnum} ${load_addr} ${prefix}fixup.scr
+		echo "Applying user provided fixup script (fixup.scr)"
+		source ${load_addr}
+	fi
+fi
+booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}
+
+# Recompile with:
+# mkimage -C none -A arm -T script -d /boot/boot.cmd /boot/boot.scr
diff --git a/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.scr b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.scr
new file mode 100644
index 0000000000..707eef35e4
Binary files /dev/null and b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/boot.scr differ
diff --git a/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/dtb/rk3399-king3399.dtb b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/dtb/rk3399-king3399.dtb
new file mode 100644
index 0000000000..eb126b318f
Binary files /dev/null and b/build-armbian/armbian-files/platform-files/rockchip/bootfs/king3399/dtb/rk3399-king3399.dtb differ
diff --git a/build-armbian/u-boot/rockchip/king3399/idbloader.img b/build-armbian/u-boot/rockchip/king3399/idbloader.img
new file mode 100644
index 0000000000..bafe39a3a1
Binary files /dev/null and b/build-armbian/u-boot/rockchip/king3399/idbloader.img differ
diff --git a/build-armbian/u-boot/rockchip/king3399/rk3399_loader_v1.27.126.bin b/build-armbian/u-boot/rockchip/king3399/rk3399_loader_v1.27.126.bin
new file mode 100644
index 0000000000..aefd83db00
Binary files /dev/null and b/build-armbian/u-boot/rockchip/king3399/rk3399_loader_v1.27.126.bin differ
diff --git a/build-armbian/u-boot/rockchip/king3399/u-boot.itb b/build-armbian/u-boot/rockchip/king3399/u-boot.itb
new file mode 100644
index 0000000000..e1c3231140
Binary files /dev/null and b/build-armbian/u-boot/rockchip/king3399/u-boot.itb differ