系(jì) and 绑(bǎng) both means ‘tie’ while 系(jì) is used to match with ‘shoelaces’, rope’, while绑(bǎng) is used to match with a broader scope of nouns including people and products.
For example,
他把小王绑在了柱子上
Tā bǎ xiǎowáng bang zài zhùzi shàng
He name tie to pillar on
‘He tied Xiaowang to a pillar.’