The trade volume between the two countries keeps growing.
Tips
usage
贸易 usually refers to large-scale or international trade. For everyday buying and selling, use 买卖 (mǎimai) or 交易 (jiāoyì, transaction). Common compounds: 贸易战 (màoyìzhàn, trade war), 自由贸易 (zìyóu màoyì, free trade).