Ⅰ 天津是以进口为主还是以出口为主的口岸 主要的货物是什么
天津港是进口型的口岸，近年来主要进口原油和机电产品
Ⅱ 哪些商品有定点报关口岸
甘草、稀土、镁砂项下其他产品、锑及锑制品、天然砂等有有定点报关口岸。
1、甘草
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报关口岸指定为天津海关、上海海关、大连海关；甘草制品出口的报关口岸指定为天津海关、上海海关。
2、稀土
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报关口岸指定为天津海关、上海海关、青岛海关、黄埔海关、呼和浩特海关、南昌海关、宁波海关、南京海关、厦门海关。
3、镁砂
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镁砂项下产品“按重量计含氧化镁70%以上的混合物”（海关商品编码为3824909200）的出口不再指定报关口岸，镁砂项下其他产品的出口指定大连（大窑湾、营口、鲅鱼圈、丹东、大东港、庄河）、青岛（莱州海关）、天津（东港、新港）、长春（图们）、满洲里为出口报关口岸。
4、锑及锑制品
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报关口岸指定为黄埔海关、北海海关、天津海关。
5、天然砂（对台港澳地区出口）
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报关口岸限定于企业所在省的海关。