1. who are we?We are based in Hebei, China, start from 2015,sell to South Asia(10.00%),Africa(10.00%),Southeast Asia(10.00%),Eastern Asia(10.00%),South America(10.00%),Mid East(10.00%),Domestic Market(5.00%),Oceania(5.00%),Southern Europe(5.00%),Northern Europe(5.00%),Eastern Europe(5.00%),Central America(5.00%),Western Europe(5.00%),North America(5.00%). There are total about 101-200 people in our office.2. how can we guarantee quality?Always a pre-production sample before mass production;Always final Inspection before shipment;3.what can you buy from us?Calcium carbonate,Sodium carbonate,The pebbles,vermiculite,Garnet sand4. why should you buy from us not from other suppliers?Lingshou Beiao Building Materials Co., Ltd. is a research and development, mining, processing, sales as one of the new comprehensive enterprise, wholeheartedly welcome your call advisory!5. what services can we provide?Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES；Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian