China vlan support 1g network switch

{"pid":"46145969","cid":"351804","pimg_url":"\/\/img1.b2bforus.com\/de\/bf\/93fb55b03015\/product\/177916860_s-w400xh400.jpg","name":"48\u30dd\u30fc\u30c8 \u56fa\u5b9a 4x 1G \u30a2\u30c3\u30d7\u30ea\u30f3\u30af \u30b9\u30a4\u30c3\u30c1 C9300L-48P-4X-A VLAN \u30b5\u30dd\u30fc\u30c8\u4ed8\u304d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30a8\u30d0\u30c6\u30fc\u30b8","company_name":"Xin Yang Chang Yuan Network (Beijing) Co., Ltd.","attrs":{"\u4fa1\u683c":"$7,690.00\/pieces 2-4 pieces","MOQ":"2 pieces","\u7d0d\u671f":"Negotiable","\u30d6\u30e9\u30f3\u30c9":"series switch"}}