Hebei Boxin Lei Environmental Protection Engineering Co., Ltd. is a professional manufacturer of production, design, construction and sales of all kinds of chimneys, mainly producing prefabricated double-layer insulation stainless steel chimneys, self-standing steel sleeve chimneys, self-standing steel single-barrel chimneys, tower type steel chimneys, etc., engaged in the production and sales of chimney industry for more than ten years, product supply and installation nationwide and overseas countries; Existing production staff 30+;