A monotubular multiple rotary static mixing tubing propenyl chlorine alcoholizing reacting producer of propylene epoxide production and its production are disclosed. The producer consists of an inlet pipeline of material water and chlorine, a tubing chlorine instant hypochloric acid reactor, an outlet pipeline of hypochloric acid, a confluent pipeline of hypochloric acid and propylene, a tubing chlorohydrination reactor, an outlet pipeline of chloralcohol, an outlet pipeline of propylene mixed liquid, an instant mixing tube of propylene, and an inlet pipeline of propylene and circulating chloralcohol. Its advantages include low cost, more operating elasticity, no gas-phase contact, higher concentration and less by-product.