Verbseoul.
하다 verb
제조하다jejohadato manufacture

To say to manufacture politely in the present tense, use 제조해요 (chae-choh-hae-yoh). Below is the full conjugation of 제조하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
제조해
chae-choh-hae
제조해요
chae-choh-hae-yoh
제조합니다
chae-choh-hahm-nee-dah
Past
제조했어
chae-choh-hae-ssuh
제조했어요
chae-choh-hae-ssuh-yoh
제조했습니다
chae-choh-hae-sseum-nee-dah
Future
제조할 거야
chae-choh-hahl- -guh-yah
제조할 거예요
chae-choh-hahl- -guh-yae-yoh
제조할 겁니다
chae-choh-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
제조하세요
chae-choh-hah-sae-yoh
Suggestion / Let's Polite (요)
제조해요
chae-choh-hae-yoh
Question Polite (요)
제조해요?
chae-choh-hae-yoh-?
Connective “and” — (고)
제조하고
chae-choh-hah-goh
Conditional “if” — (면)
제조하면
chae-choh-hah-myuhn
Noun form — (기)
제조함
chae-choh-hahm