إعلانات شراء بوست في الفئة الفرعية انظمة توفير الطاقة في الطاقة من بولندا

We are looking for a manufacturer of solar systems. Could I ask You about Your unit prices - by ordering a full truck /container of Your: - flat panel collectors (with cooper coil, or with aluminium) - mounting kits for pitched and flat roofs Thanks in advance for Your answer.