hydroxy homo Sildenafil / CAS NO.139755-85-4 CAS NO.139755-85-4

brief introduction of the company

guizheng technology co. ltd. is located in shijiazhuang, one of the biggest pharmaceutical production bases in china. thanks to our professional experts and highly active working group, we have by far earned a reputation as one of the nation’s leading providers of high quality pharmaceutical intermediates. we have moreover established a stable worldwide network, which makes our products have its share in the global market.

today, we have one of the most comprehensive product suites in pharmaceutical intermediate industry. we are now engaged in manufacturing and dealing in products such as indole and amines. currently a healthy 90% of the production is exported to us, mexico, european union, germany, italy, turkey, spain, india, pakistan, indonesia, south africa, thailand, korea, hong kong and taiwan. our strict adherence to quality specifications guarantees customers get consistent, repeatable results. by taking the customers’ needs in our heart, we hope, more than just a dependable supplier of core products, guizheng can be a strategic partner in your success.

our superiority

1 quality:

our company is a professional producer of pharmaceutical intermediates and chemicals for many years. our products have been exported to germany, spain, uk, usa, australia, middle east, and many other countries all over the world. so far, we have received good feedback from the customers, and we can be your trusted partner and friends.

2 payment terms: t/t, d/a, l/c, , etc.

3 service: best services and after-sale services to all customers. we promise:

(1) we will ship the goods within 5 days after getting your payment. if you want to cancel or change your order, please tell us within 24 hours after finishing the payment so that we both could make the best from the bad bargain.

(2) we will ship the goods by hkems, dhl, ups, tnt or eub. it all depends on your country conditions and your requests. please trust us that we will find the best way to deliver the goods for you.

(3) usually, it takes you 4-7 days to receive the goods, in case the goods were lost or it does not reach you on time, please contact us immediately.

4 delivery:

(1) sample order : we usually send it by hkems, hk air post, dhl etc., and it will reach you within 4-7 days. we are in stable connection with the logistics system, thus we can guarantee the delivery speed.

(2) bulk order: shipped by sea or air to your very request. the delivery terms is 7-15 days after payment.