Momenta and Stellantis' China JV with Dongfeng to co-develop intelligent driving technology ↧ ↧ Momenta and Stellantis' China JV with Dongfeng to co-develop intell... Momenta , a Chinese maker of autonomous-driving software, has agreed to work ​with a Stellantis joint venture to develop ‌advanced driver-assistance technology, it said on Monday, adding Jeep and Peugeot to its growing roster of ​global brands.