There are some wonderful ASX tech shares that might be long-term opportunities at the current prices. Tech businesses with a strong operating model can produce good profit margins if they reach sufficient scale. The below two ASX tech shares are producing growth and are expecting more: Volpara is currently rated as a buy by Morgans with a price target of $1.87. That suggest a potential upside of more than 60% over the next 12 months if the broker is proven correct. The company aims to prevent advanced-stage breast cancer through an integrated breast health platform that assists in the delivery on personalised patient care.