Dear Sir, The inception of Sun Zone Solar Systems in 1998 was the birth of mission, a mission to harness solar energy for the benefit of one and all. Since then Sun Zone Solar Systems now an ISO-9001-2000 and BIS approved and Government India approved manufacturing company. With an R&D team of strong professionals experience a dedicated team of engineers and support of staff we have been producing world class Solar Energy Products. In order to provide quality products and best after sales service to our associates and clients, our company strictly uses all the components and parts conforming the standards and always strive to update technology. As you know Solar Energy is the cleanest and most exhaustible of all known energy sources, Solar radiation is the heat, light and other radiation that is emitted from the sun. Solar radiation contains huge amounts of energy and is responsible for all the natural process on earth. Sir / Madam, We under stand from various sources that your organisation is dealing with marketing of Solar Water Heater and services, which requires you to keep close contact with the customers in domestic and industrial sectors. Sun Zone Solar Systems. is a of the opinion that your organization can easily take up marketing of Solar Water Heaters of both Flat Plate type and Evacuated Tubes Collector (ETC) type with little investment and infrastructure, with positive mind. Through this letter we invite your esteemed organization to join hands with us for promoting advanced eco friendly technology at competitive prices for mutual benefits. Hence we once again guarantee long term basis backed with after sales services support and attractive prices. Thanking you and looking forward to hear from you.</p>