npm cache clean --force
npm install -g cnpm -registry=https://registry.npm.taobao.org
npm install -g npm@6.14.17 -registry=https://registry.npm.taobao.org
npm install vue-loader
cnpm install -g @vue/cli
cnpm install @vue/cli-service -g
cnpm install node-sass@npm:dart-sass
cnpm i
cnpm run build