diff --git a/build/build-all-multi.sh b/build/build-all-multi.sh
index 99bfa5c585..e573ba6de7 100755
--- a/build/build-all-multi.sh
+++ b/build/build-all-multi.sh
@@ -1,22 +1,39 @@
 #!/usr/bin/env bash
 set -ex
 
+PLATFORM=${PLATFORM:-"linux/amd64,linux/arm64"}
+IMAGE_TAG=${IMAGE_TAG:-"latest"}
+
+if [ -n "$IMAGE_REPO" ]; then
+    PUSH=true
+else
+    IMAGE_REPO="local"
+    PUSH=false
+fi
+
 BUILD_ARGS=(
     --frontend dockerfile.v0
     --local context=.
-    --local dockerfile=build/multi
-    --opt filename=Dockerfile.multi
-    --opt "platform=linux/amd64,linux/arm64"
-    --opt "build-arg:CSI_VERSION=$(git describe --tags --always --dirty)"
+    --opt "platform=${PLATFORM}"
+    --opt "build-arg:CSI_VERSION=$(git describe --tags --match='v*' --always --dirty)"
     --opt "build-arg:SOURCE_DATE_EPOCH=$(git log -1 --pretty=%ct)"
 )
 BUILD_ARGS+=("$@")
 
-buildctl build "${BUILD_ARGS[@]}" \
-    --output type=image,name=alibaba-cloud-csi-driver:latest
-buildctl build "${BUILD_ARGS[@]}" \
-    --opt target=csi-controller \
-    --output type=image,name=alibaba-cloud-csi-driver:latest-controller
-buildctl build "${BUILD_ARGS[@]}" \
-    --opt target=init \
-    --output type=image,name=alibaba-cloud-csi-driver:latest-init
+build_image() {
+    local image=$1
+    shift
+    buildctl build "${BUILD_ARGS[@]}" "$@" \
+        --output "type=image,push=$PUSH,name=${IMAGE_REPO}/${image}"
+}
+
+MAIN_ARGS=(--local dockerfile=build/multi --opt filename=Dockerfile.multi)
+build_image "csi-plugin:${IMAGE_TAG}"             "${MAIN_ARGS[@]}"
+build_image "csi-plugin:${IMAGE_TAG}-controller"  "${MAIN_ARGS[@]}" --opt target=csi-controller
+build_image "csi-plugin:${IMAGE_TAG}-init"        "${MAIN_ARGS[@]}" --opt target=init
+
+PROXY_ARGS=(--local dockerfile=build/mount-proxy --opt filename=Dockerfile)
+build_image "csi-ossfs:${IMAGE_TAG}"      "${PROXY_ARGS[@]}" --opt target=ossfs
+build_image "csi-ossfs:${IMAGE_TAG}-1.88" "${PROXY_ARGS[@]}" --opt target=ossfs-1.88
+build_image "csi-ossfs2:${IMAGE_TAG}"     "${PROXY_ARGS[@]}" --opt target=ossfs2
+build_image "csi-alinas:${IMAGE_TAG}"     "${PROXY_ARGS[@]}" --opt target=alinas
diff --git a/build/mount-proxy/Dockerfile b/build/mount-proxy/Dockerfile
index c1684951ac..47ec8e753a 100644
--- a/build/mount-proxy/Dockerfile
+++ b/build/mount-proxy/Dockerfile
@@ -1,19 +1,27 @@
-FROM --platform=$BUILDPLATFORM registry-cn-hangzhou.ack.aliyuncs.com/dev/golang:1.26.1 as builder
+FROM --platform=$BUILDPLATFORM registry-cn-hangzhou.ack.aliyuncs.com/dev/golang:1.26.1 AS builder
 WORKDIR /src
 ARG TARGETARCH
 ARG TARGETOS
 RUN --mount=type=bind,target=. \
+    --mount=type=cache,target=/root/.cache/go-build \
     export GOOS=$TARGETOS && \
     export GOARCH=$TARGETARCH && \
     export CGO_ENABLED=0 && \
     go build -o /out/csi-mount-proxy-server ./cmd/mount-proxy-server && \
     go build -o /out/csi-mount-proxy-client ./cmd/mount-proxy-client
 
+FROM registry-cn-hangzhou.ack.aliyuncs.com/dev/alinux:3-update AS alinux-install
+
+# uncomment as needed when testing, makes image larger but build faster by reusing yum cache
+# RUN find /etc/yum.repos.d -name '*.repo' -exec \
+#     sed -i 's|mirrors\.cloud\.aliyuncs\.com|mirrors.aliyun.com|g' {} + && \
+#     yum makecache
+
 #################### OSSFS 1.91 MOUNT-PROXY IMAGE ####################
 
-FROM registry-cn-hangzhou.ack.aliyuncs.com/dev/alinux:3-update as ossfs
+FROM alinux-install AS ossfs
 ARG TARGETPLATFORM
-ARG OSSFS_VERSION
+ARG OSSFS_VERSION=v1.91.9.ack.1
 
 # install ossfs
 RUN set -ex; \
@@ -36,7 +44,7 @@ ENTRYPOINT ["csi-mount-proxy-server", "--driver=ossfs"]
 
 #################### OSSFS 1.88 MOUNT-PROXY IMAGE ####################
 
-FROM registry-cn-hangzhou.ack.aliyuncs.com/dev/alinux:3-update as ossfs-1.88
+FROM alinux-install AS ossfs-1.88
 ARG TARGETPLATFORM
 
 # install ossfs
@@ -70,9 +78,9 @@ ENTRYPOINT ["csi-mount-proxy-server", "--driver=ossfs"]
 
 #################### OSSFS2 MOUNT-PROXY IMAGE ####################
 
-FROM registry-cn-hangzhou.ack.aliyuncs.com/dev/alinux:3-update as ossfs2
+FROM alinux-install AS ossfs2
 ARG TARGETPLATFORM
-ARG OSSFS_VERSION
+ARG OSSFS_VERSION=v2.0.5.ack.1
 
 # install ossfs
 # only supports x86_64
@@ -93,7 +101,7 @@ ENTRYPOINT ["csi-mount-proxy-server", "--driver=ossfs2"]
 
 #################### ALINAS MOUNT-PROXY IMAGE ####################
 
-FROM registry-cn-hangzhou.ack.aliyuncs.com/dev/alinux:3-update as alinas
+FROM alinux-install AS alinas
 
 ARG TARGETPLATFORM
 ARG ALINAS_UTILS_VERSION=1.9-0.20260407144027.3d3855.al8
diff --git a/hack/update-versions.sh b/hack/update-versions.sh
index c55d6af788..310d375d51 100755
--- a/hack/update-versions.sh
+++ b/hack/update-versions.sh
@@ -66,9 +66,9 @@ sed -i '' "s/^ARG ALINAS_UTILS_ARM_VERSION=.*/ARG ALINAS_UTILS_ARM_VERSION=${ALI
 MOUNT_PROXY_DOCKERFILE="${ROOT_DIR}/build/mount-proxy/Dockerfile"
 echo "Updating ${MOUNT_PROXY_DOCKERFILE}..."
 # Update OSSFS_VERSION for ossfs (first occurrence, before ossfs-1.88)
-sed -i '' "/^FROM.*as ossfs$/,/^FROM.*as ossfs-1.88$/ s/^ARG OSSFS_VERSION=.*/ARG OSSFS_VERSION=${OSSFS_RPM_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"
+sed -i '' "/^FROM.*AS ossfs$/,/^FROM.*AS ossfs-1.88$/ s/^ARG OSSFS_VERSION=.*/ARG OSSFS_VERSION=${OSSFS_RPM_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"
 # Update OSSFS_VERSION for ossfs2 (second occurrence, after ossfs-1.88)
-sed -i '' "/^FROM.*as ossfs2$/,/^FROM.*as alinas$/ s/^ARG OSSFS_VERSION=.*/ARG OSSFS_VERSION=${OSSFS2_RPM_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"
+sed -i '' "/^FROM.*AS ossfs2$/,/^FROM.*AS alinas$/ s/^ARG OSSFS_VERSION=.*/ARG OSSFS_VERSION=${OSSFS2_RPM_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"
 sed -i '' "s/^ARG ALINAS_UTILS_VERSION=.*/ARG ALINAS_UTILS_VERSION=${ALINAS_UTILS_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"
 sed -i '' "s/^ARG EFC_VERSION=.*/ARG EFC_VERSION=${EFC_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"
 sed -i '' "s/^ARG EFC_ARM_VERSION=.*/ARG EFC_ARM_VERSION=${EFC_ARM_VERSION_ESC}/" "${MOUNT_PROXY_DOCKERFILE}"