Karma, UltraCap, Ningbo, Immotor Go.

Karma build up: Karma Automotive opened its Technical center in Troy, Michigan. At the moment it has 36 employees but the workforce is to grow to 150 until 2020. Karma Automotive now accepts orders for its Revero premium plug-in hybrid.
autoblog.com

Lightweight solid-state: British UltraCap are creating a prototype solid state battery that they believe will only weigh 20 kilo but shall deliver five hours of driving. The UltraCapacitor’s clue is a ceramic-based capacitator that is eco-friendly as it is chemical-free.
send2press.com, ultracapacitor.info

Stable solid-state: Researchers from Ningbo Institute of Materials Technology and Engineering in China have developed ultrastable solid-state lithium batteries with high energy and power densities. The team designed an interfacial architecture and say their design approach can be used as a generic route for synthesising sulfide-based all-solid-state lithium batteries.
greencarcongress.com

Cheap last mile: The Immotor Go is a mini three-wheel electric scooter said to come with a “super battery” to swap. It tops out at 20 mph and has a range of 20 miles. Control is via app that also serves as a key. Price is set at 399 dollars with shipping scheduled for March 2017.
dailymail.co.uk