FAQ Most frequent questions and answers What is the relationship between CARSPA and SUNPULSE? Carspa is one of the branch firm of the Sunpulse group. What is the bussiness range of Carspa? Carspa is foucus on the business of the power solution for the car, solar system, caravan. How many staff you have in your factory? We have 300+ people in total. How far is your factory from the Wenzhou airport? It will be about 0.5 hour from the airport to our factory What is Carspa main products? The main prodcuts are power inverter, solar charge controller, charger, solar system, switching power supplly, solar power system etc.